TY  - BOOK
AU  - Enger, Eldon D
AU  - Frederick C. Ross
AU  - David B. Bailey
TI  - Concepts in Biology
SN  - 9789339204358
U1  - 570 
PY  - 2014///
CY  - New Delhi
PB  - Tata Mc Graw Hill
KW  -  Science 
KW  - Biology 
ER  -