TY  - BOOK
AU  - Mayr, Ernst
TI  - Population, species and evolution: an abridgement of animal species and evolution
U1  - 591.7 21st ed.
PY  - 1970///
CY  - Cambridge
PB  - Harvard University Press
KW  - Animals
KW  - Biology
KW  - Evolution
KW  - Species
KW  - Taxonomy
ER  -