TY  - BOOK
AU  - Mayr, Ernst
TI  - Principles of Systematic Zoology
U1  - 592 
PY  - 1969///
CY  - Bombay
PB  - T M H Publishing Co. Ltd.
KW  - Pure Sciences
KW  - Zoological sciences
KW  - Classification
KW  - Zoology
ER  -