Vascular plants
1977
Perring, Franklyn |
Farrell, L. |
Endangered species
Rote Liste der gefährdeten Tiere und Pflanzen in der Bundesrepublik Deutschland
1978
Blab, Josef |
Nowak, Eugeniusz |
Trautmann, Werner |
Sukopp, Herberrt |
South African red data book : terrestrial mammals
1986
Smithers, Reay H. N. |
Arbres rares et menacés de la Martinique
1992
Fiard, Jean-Pierre |
Insects
1987
Shirt, D. B. |
Rare and threatened Australian plants
1988
Leigh, J. H. |
Briggs, J. D. (John D.) |
Rare and threatened Australian plants
1981
Leigh, J. H. |
Briggs, J. D. (John D.) |
Hartley, William |
The Egyptian plant red data book. Volume 1. Trees and shrubs
1991
El Hadidi, M. N. |
Batanouny, K. H. |
Fahmy, A. G. |
South African red data book : aves
1976
Siegfried, W. R. |