TY  - BOOK
AU  - H.D. Kumar
TI  - Modern concepts of ecology
U1  - 574.5 
CY  - New Delhi
PB  - Vikas Publishing Home Pvt Limited
N1  - H.D. Kumar: Modern concepts of ecology.  (8th Revised Edition)  New Delhi.  Vikas Publishing Home Pvt Limited,--(574.5KUM)
ER  -