TY  - BOOK
AU  - Zirkle,Conway
TI  - Evolution, Marxian biology, and the social scene
U1  - 575 
PY  - 1959///
CY  - Philadelphia
PB  - The University of Pennsylvania Press
KW  - Genetics
KW  - Evolution (Biology)
N1  - Includes index; Includes bibliography: p. 501-520
ER  -