TY  - BOOK
AU  - Stebbins,G.Ledyard
TI  - Processes of organic evolution
T2  - Concepts of modern biology series
U1  - 576.8 STE/P 
PY  - 1966///
CY  - . - Englewood Cliffs, N.J.
PB  - : Prentice-Hall
KW  - Evolution (Biology)
N1  - Bibliography: p. 181-182
ER  -