| Kijowski, Jerzy & W.M. Tulczyjew | € 30,00 |
| Kippenhahn, Rudolf | € 12,50 |
| Kirillov, A. A. | € 60,00 |
| Kirillov, A. A. & , A. D. Gvishiani | € 30,00 |
| Kiritsis, Elias | € 25,00 |
| Kirwan, Frances | € 25,00 |
| Kish, George | € 20,00 |
| Kiviet, J.F. | € 10,00 |
| Klauder John, R. | € 27,50 |
| Klein, Felix | € 25,00 |
| Klein, P.W. & M.A.V. Klein Meijer & I.J. van Houten | € 5,00 |
| Kleyn, A.W. | € 10,00 |
| Kline, Morris | € 10,00 |
| Klingenberg, Wilhelm | € 30,00 |
| Klingenberg, Wilhelm | € 20,00 |
| Klink, J.J. van der | € 12,50 |
| Klossowski De Rola, Stanislas | € 20,00 |
| Klotz, Irving M. | € 8,00 |
| Knapp, Anthony W. | € 35,00 |
| Knapp, Anthony W. | € 30,00 |
| Knecht-van Eekelen, A. de - e.a. | € 12,50 |
| Kneebone, G.T. | € 10,00 |
| Knight, Andrew | € 10,00 |
| Knight, David | € 10,00 |
| Knobloch, H.W. & H. Kwakernaak | € 25,00 |
| Knopp, Hans-Georg - a.o. | € 15,00 |
| Kochen, Manfred | € 8,00 |
| Koelega, D.G.A. | € 8,00 |
| Kohno, Toshitake | € 30,00 |
| Kolb, Edward W. - and others (editors) | € 10,00 |
| Komjath Peter Totik Vilmos | € 40,00 |
| Kopczynski, Wojciech & Andrzej Trautman | € 100,00 |
| Kormendy, J. & G.R. Knapp | € 30,00 |
| Kornfeldt, Torill | € 7,50 |
| Kortland, K. | € 8,00 |
| Kosinski, Antoni A. | € 10,00 |
| Kostrikin, A. I. & Yu I. Manin | € 100,00 |
| Kostrikin, A.I. & I.R. Shafarevich (editors) | € 40,00 |
| Köthe, Gottfried | € 25,00 |
| Kriele, Marcus | € 125,00 |
| Krips, Henry | € 30,00 |
| Kristensen, W.B. | € 10,00 |
| Kubo, R. & M. Toda & N. Hashitsume | € 75,00 |
| Kuga, Michiors | € 30,00 |
| Kugel, Alexis | € 30,00 |
| Kuijsten, dr. A.C. | € 5,00 |
| Kylstra, P.H. | € 5,00 |
| Labordus, N. | € 5,00 |
| Lafferty, Peter & Julian Rowe (edited by) | € 10,00 |
| Lagendijk, Ad | € 12,50 |
| Lammerts van Bueren, W.M. | € 8,00 |
| Landau, David P. & Kurt Binder | € 60,00 |
| Landau. L.D. - and others | € 20,00 |
| Landers, Dieter | € 15,00 |
| Landi, Giovanni | € 30,00 |
| Landsman, Nicholas P. | € 50,00 |
| Lang, Serge | € 60,00 |
| Lang, Serge | € 45,00 |
| Lang, Serge | € 20,00 |
| Lang, Serge | € 60,00 |
| Lang, Serge | € 30,00 |
| Lang, Serge | € 20,00 |
| Lange M.J. de | € 8,00 |
| Lange, Marc | € 25,00 |
| Latz, Amnon | € 15,00 |
| Lawler, Eugene | € 10,00 |
| Lawrie, Ian D. | € 15,00 |
| Lawvere, F. William & Robert Rosebrugh | € 30,00 |
| Lee, T. D. | € 25,00 |
| Leeman, prof.dr. A.D. | € 10,00 |
| Leeuw, Dr. G. van der | € 8,00 |
| Leeuwen, W.A. van (editor) | € 20,00 |
| Lefschetz, Solomon | € 10,00 |
| Lemonnier, André | € 15,00 |
| Lempers, F.B. | € 25,00 |
| Lerda, Alberto | € 110,00 |
| Leveille, Jacques P. - and others (editors) | € 30,00 |
| Levy, Joel | € 8,00 |
| Lickorish, W. B. Raymond | € 35,00 |
| Liddle, Andrew R. & David H. Lyth | € 20,00 |
| Lieb, Elliott H. & Michael Loss | € 25,00 |
| Linden, W.J. van der | € 12,50 |
| Linn, D.M. & T.H. Carski - a.o. | € 10,00 |
| Lionnais, François Le | € 30,00 |
| Lipschutz, Seymour | € 12,50 |
| Liu, Qing | € 50,00 |
| Loeb, Arthur L. | € 10,00 |
| Loève, M. | € 60,00 |
| Longair, M.S. | € 20,00 |
| Looijen, Ir. M. | € 6,00 |
| Loon, Borin van | € 8,00 |
| Lopez-Vidriero, Luisa | € 10,00 |
| Lorenz, Falko | € 35,00 |
| Lounesto, Pertti | € 40,00 |
| Lovász, L. - and others | € 20,00 |
| Ludwig, Wolfgang & Claus Falter | € 40,00 |
| Luttik, Bas | € 10,00 |
| Luzio, Leopoldina | € 25,00 |
| Lüst, D. & S. Theisen | € 70,00 |
| Ma, Shang-Keng | € 20,00 |