| Wit, H.C.D. de (edited by) & Rumphius, G. | € 150,00 |
| Lythgoe, J.N. | € 80,00 |
| Winkler, dr. T.C. | € 75,00 |
| Antonino, Biancastella (sous la direction de) | € 65,00 |
| Darwin, Charles | € 60,00 |
| Darwin, Charles | € 50,00 |
| Brokerhof, Agnes W. | € 50,00 |
| Roelofs, W.G.Th. - e.a. | € 45,00 |
| Wagner, Hermann | € 45,00 |
| Cantwell, Robert | € 40,00 |
| Sheldrick, Janis | € 35,00 |
| McGonigal, David & Lynn Woodworth | € 30,00 |
| Minkjan, Paul - e.a. | € 30,00 |
| Bauerochse, Andreas & Henning Haßmann | € 30,00 |
| Ancker, J.A.M. van den - e.a. | € 30,00 |
| Groen, K | € 25,00 |
| Groen, K | € 25,00 |
| Thimm, Inge | € 25,00 |
| Kling, Kevin & Paul Tapponnier | € 20,00 |
| Hands, John | € 20,00 |
| Desmond, Adrian & James Moore | € 20,00 |
| Vries, Bernhard de | € 20,00 |
| Cramer, Jacqueline | € 20,00 |
| Lieshout, Toon van - e.a. (ontwerp) | € 20,00 |
| Behre, Karl-Ernst (Schriftleitung) | € 20,00 |
| Behre, Karl-Ernst (Schriftleitung) | € 20,00 |
| Behre, Karl-Ernst (Schriftleitung) | € 20,00 |
| Behre, Karl-Ernst (Schriftleitung) | € 20,00 |
| Kreutz, dr. Hanns | € 20,00 |
| Fischer, Berndt | € 20,00 |
| Singh, Madanjeet | € 20,00 |
| Golding, Harry (edited by) | € 20,00 |
| Diverse auteurs | € 20,00 |
| Tack, Francis & Paul Robin | € 17,50 |
| Hennekeler, Dr. A. van | € 15,00 |
| Sliggers, Bert | € 15,00 |
| Fuhrmann, Mara K. | € 15,00 |
| Hofkens, Els & Roosens, Inge (redactie) | € 15,00 |
| McCallum, James | € 15,00 |
| Redfern, Ron | € 15,00 |
| Posthumus, N.W. (voor Nederland bewerkt door) | € 15,00 |
| Allmond, Warrden D. & Patricia H. Kelley & Robert M. Ross | € 15,00 |
| Kopper, Philip | € 15,00 |
| Eha (= E.H. Aitken) | € 15,00 |
| Bryant, Edward | € 15,00 |
| Bryant, Edward | € 15,00 |
| Scarth, Alwyn & Jean-Claude Tanguy | € 15,00 |
| Silvester, Hans | € 15,00 |
| Silvester, Hans | € 15,00 |
| Lavers, Chris | € 15,00 |
| George, Alex S. | € 15,00 |
| Hess, Heinrich (redigiert von) | € 15,00 |
| Bright, Michael | € 12,50 |
| Lausch, E. | € 12,50 |
| Berkers, Rob en anderen | € 12,50 |
| Miller, Levine | € 12,50 |
| Lever, Jan | € 12,50 |
| Wheelwright, Horace William | € 12,50 |
| Clarke-Pearson, Daniel L. | € 12,50 |
| Watson, James D. (editor) | € 12,50 |
| Huxley, Robert | € 12,50 |
| Nijkamp, J.A. & A. Nijkamp-de Jeeger | € 12,50 |
| Katz, Richard | € 12,50 |
| Sluis, Theo van der | € 12,50 |
| Zeiler, Frits David | € 12,50 |
| Jelles, J.G.G. | € 12,50 |
| Ion, S. & S. Neculai & C. Mihai & I. Constantin & M. Ioan | € 12,50 |
| Baas, Henk - e.a. (redactie) | € 12,50 |
| Gleich, Michael & Dirk Maxeiner - a.o. | € 12,50 |
| Veen, Cees van 't (introduction) | € 12,50 |
| Darwin, Charles | € 12,50 |
| Scherren, Henry | € 12,50 |
| Brasier, Martin | € 12,50 |
| Dance, S. Peter | € 12,50 |
| Baker, Nick | € 12,50 |
| Lenarcic, Matev | € 12,50 |
| Macan, T.T. & E.B. Worthington | € 12,00 |
| Goldsmith, Edward & Hildyard, Nicolas & McCully, Patrick & Bunyard, Peter | € 12,00 |
| Bright, Michael | € 10,00 |
| Birkett, Bill | € 10,00 |
| Stichmann-Marny, Ursula | € 10,00 |
| Bramwell, Martyn | € 10,00 |
| Verhagen, H.J. - en anderen | € 10,00 |
| Walker, Richard | € 10,00 |
| Roach, Mary | € 10,00 |
| Wood, A.J. & Clint Twist | € 10,00 |
| Wells, Martin | € 10,00 |
| Dawkins, Richard | € 10,00 |
| Steene, Roger | € 10,00 |
| Parodiz, Juan J. | € 10,00 |
| Rhijn, Johan van | € 10,00 |
| Bauer, Ernst W. & Helmut Schönnamsgruber | € 10,00 |
| Byatt, Andrew & Alastair Fothergill | € 10,00 |
| Hutchinson, Stephen & Lawrence E. Hawkins | € 10,00 |
| Tinbergen, Joost | € 10,00 |
| Loo, N. van | € 10,00 |
| Diener, Harry | € 10,00 |
| Witchell, Charles A. | € 10,00 |
| Veen, Cees van 't (voorwoord) | € 10,00 |
| Heukels, H. | € 10,00 |