TY  - BOOK
AU  - Rogers J Speed
AU  -  Byers C Francis
AU  -  Hubbell Theodore H
TI  - Man and the biological world
U1  - G, J29 
PY  - 1952///
CY  - New York 
PB  - McGraw-Hill      
KW  - Biology
N1  - Appendix 593-667p
ER  -