TY  - BOOK
AU  - Mayr,Ernst
TI  - Evolution and the diversity of life: selected essays 
SN  - 0674271041
U1  - 575.08 
PY  - 1976///
CY  - Cambridge
PB  - Belknap Press of Harvard University Press
KW  - Evolution (Biology)
KW  - Species
N1  - Includes bibliographies and index
ER  -