TY  - BOOK
AU  - Ehrich, Paul R.
AU  - Richard W. Holm, Dennis R. Parnell
TI  - The Process of Evolution
SN  - 0-07-019138-6
U1  - 581.3 
PY  - 1974///
CY  - New  Delhi
PB  - McGraw-Hill
KW  - Botany
KW  - Evolution
ER  -