TY  - BOOK
AU  - Nelson,Gideon E.
TI  - Biological principles with human perspectives
SN  - 0471021946
U1  - 599/.9 
PY  - 1980///
CY  - New York
PB  - John Wiley & Sons
KW  - Biology
KW  - Human biology
N1  - Includes index
ER  -