TY  - BOOK
AU  - Ernst Mayr 
TI  - Principles of Systematic Zoology /by Ernst Mayr
U1  - 592  
PY  - 1976///
CY  - Jodhpur: 
PB  - Tata McGraw Hill Publishing Co.
KW  - Pure Sciences
KW  - Animals
KW  - Zoology
ER  -