TY  - BOOK
AU  - Sirks,Marius Jacob
AU  - Zirkle,Conway
TI  - The evolution of biology
AV  - QH305 .S6
U1  - 574.09 
PY  - 1964///]
CY  - New York
PB  - Ronald Press
KW  - Biology
KW  - History
KW  - history
N1  - Bibliography: p. 350-365
ER  -