TY  - BOOK
AU  - Zirkle,Conway
TI  - Evolution marxian biology and the social scene 
U1  - 575 ZIR  
PY  - 1959///.
CY  - Philadelphia : 
PB  - University of Pennsylvania Press, 
KW  - Literature and science
KW  - Evolution (Biology)
KW  - Genetics
ER  -