TY  - BOOK
AU  - Purves, William K.
AU  - Heller, H. Craig
AU  - Orians, Gordon H.
TI  - Life the Science of Biology 3
SN  - 0716726297
U1  - 570 
PY  - 1995///
CY  - Sunderland, Massachusetts : 
PB  - Sinauer Associates, 
KW  - Biology
N1  - YY; v. 3. Plants and Animals
UR  - https://eaklibrary.neduet.edu.pk:8443/catalog/bk/books/toc/0-7167-2629-7.pdf
ER  -