 | Lenarcic, Matev | € 9,50 |
 | Levine, Joseph S. & Jeffrey L. Rotman | € 15,00 |
 | Li, Wenhua & Xianying Zhao | € 10,00 |
 | Lieshout, Toon van - e.a. (ontwerp) | € 15,00 |
 | Lohmann, Michael | € 5,00 |
 | Loo, N. van | € 5,50 |
 | Lythgoe, J.N. | € 60,00 |
 | Macan, T.T. & E.B. Worthington | € 9,00 |
 | Macan, T.T. & E.B. Worthington | € 10,00 |
 | Maliepaard, C.H.J. | € 5,50 |
 | Mann Borgese, Elisabeth | € 5,00 |
 | Matthiessen, Peter | € 7,50 |
 | McCallum, James | € 15,00 |
 | Meinel, Aden & Marjorie Meinel | € 12,50 |
 | Miller, Levine | € 9,50 |
 | Mogil, H. Michael | € 8,00 |
 | Moorehead, Alan | € 6,00 |
 | Moorehead, Alan | € 6,00 |
 | National Academy of Sciences | € 9,00 |
 | Nelson, Richard | € 5,00 |
 | Newsholme, Christopher | € 40,00 |
 | Nigge, Klaus | € 10,00 |
 | Nijkamp, J.A. & A. Nijkamp-de Jeeger | € 9,50 |
 | Nijsten, Maurice | € 5,00 |
 | Nybakken, James W. | € 10,00 |
 | Oerlemans, Natasja (red.) | € 6,00 |
 | Ouwehand, Maarten | € 5,00 |
 | Owen, D. F. | € 5,00 |
 | Owen, Denis, Ferguson-Lees, James & Campbell, Bruce | € 5,00 |
 | Panighiant, Eugen & Gerard Croné | € 6,00 |
 | Parodiz, Juan J. | € 7,50 |
 | Pasveer, Annet & Poell, Jacques | € 5,00 |
 | Peacock, Howard H. | € 12,50 |
 | Peacock, Howard H. | € 12,95 |
 | Pearson, David L. & Les Beletsky | € 65,00 |
 | Pel, Henk | € 5,00 |
 | Pernetta, John | € 10,00 |
 | Peterson, Dale | € 25,00 |
 | Philippo, Wout | € 5,00 |
 | Philippo, Wout | € 5,00 |
 | Plantain, Paul-Henry | € 5,00 |
 | Poinar, George O. | € 25,00 |
 | Poindexter, Joseph | € 6,00 |
 | Pokorny, J. | € 5,00 |
 | Porritt, Jonathon | € 5,00 |
 | Posthumus, N.W. (voor Nederland bewerkt door) | € 11,00 |
 | Postma, W.P. & Kleijn, H | € 5,00 |
 | Prior, Colin | € 30,00 |
 | Redfern, Ron | € 11,00 |
 | Reichholf, Josef H. (foreword) | € 10,00 |
 | Reijnders, Lucas | € 5,00 |
 | Rhijn, Johan van | € 7,50 |
 | Rice, Tony | € 5,00 |
 | Rijk, Peter de | € 5,00 |
 | Roach, Mary | € 10,00 |
 | Roelofs, W.G.Th. - e.a. | € 34,00 |
 | Roodt, Veronica | € 20,00 |
 | Roy, Christian le | € 8,00 |
 | Ruiter, F.G. de | € 5,00 |
 | Rücker, Elisabeth | € 5,00 |
 | Sage, Bryan L. | € 7,00 |
 | Sanderson, Ivan T. | € 5,00 |
 | Scherren, Henry | € 9,50 |
 | Schierbeek, A. | € 5,00 |
 | Schildkamp, Theo | € 5,00 |
 | Schuring, Harry - e.a. (redactie) | € 5,00 |
 | Schut, Bert | € 5,00 |
 | Sheffield, Charles | € 5,00 |
 | Sheldrick, Janis | € 25,00 |
 | Shubin, Neil | € 8,00 |
 | Silvester, Hans | € 15,00 |
 | Silvester, Hans | € 15,00 |
 | Singh, Madanjeet | € 15,00 |
 | Skutch, Alexander F. | € 15,00 |
 | Skutch, Alexander Frank | € 15,00 |
 | Sluis, Theo van der | € 9,50 |
 | Smith, Judy & Peter Smith | € 15,00 |
 | Southwood, Richard | € 7,50 |
 | Stastny, Karel en Vladimir Bejcek | € 5,00 |
 | Steene, Roger | € 5,50 |
 | Stichmann-Marny, Ursula | € 7,50 |
 | Stonehouse, Bernard | € 5,50 |
 | Stoppato, Marco C. & Bini, Alfredo | € 5,00 |
 | Strickler, Dee | € 8,00 |
 | Strickler, Dee | € 8,00 |
 | Strixkler, Dee | € 7,00 |
 | Swanson, Michele S. - and others | € 15,00 |
 | Tack, Francis & Paul Robin | € 13,00 |
 | Taylor, Michael Ray | € 15,00 |
 | Theberge, Captain Albert E. - and others | € 9,00 |
 | Thimm, Inge | € 14,00 |
 | Thomas, David Neville | € 8,00 |
 | Tienhoven, mr. P.G. van | € 5,50 |
 | Tinbergen, Joost | € 10,00 |
 | Tinbergen, Joost | € 10,00 |
 | Tol, J. van | € 5,00 |
 | Tolman, Rinke | € 12,50 |
 | Truffer, Beat P | € 5,00 |
 | Vandersmissen, Hans | € 8,00 |
 | Various | € 7,50 |