TY  - BOOK
AU  - Purves, William K.
AU  - Orians, Gordon H
TI  - Life: : the science of biology
SN  - 0871507684
U1  - 574 
PY  - 1983///
CY  - Massachusetts
PB  - Sinauer association
KW  - Biology
N1  - HB
ER  -