TY  - BOOK
AU  - Kumar, H.D. 
TI  - Modern concepts of ecology 
SN  - 0706986768
U1  - R 577 KUM(MOD)Ed8  
PY  - 1995///
CY  - New Delhi 
PB  - Vikas Publishing House 
KW  - ECOLOGY
N1  - Includes index
ER  -