TY  - BOOK
AU  - Ledyard, Stabbins
TI  - Processes of Organic Evolution
U1  - 576.8 
PY  - 1971///
CY  - Newdelhi
PB  - Prentice Hall of India
KW  - General Stack
KW  - Evolution
KW  - GeneticsLife SciencesBiology
KW  - Zoology
ER  -