TY  - BOOK
AU  - Ziswiler, vinzenz
TI  - Extinct and vanishing animals; a biology of extinction and survival
U1  - 591.09 Z-7E 
PY  - 1967///
CY  - London
PB  - English UniversitiesPr.
KW  - EXTINCT ANIMALS
KW  - WILDLIFE CONSERVATION
ER  -