TY  - BOOK
AU  - GUHA BAKSHI, D . N .
AU  - BANERJEE, SANKAR KUMAR
AU  - SEN, SUBIR
TI  - (A) TEXT BOOK OF ENVIRONMENTAL SCIENCE FOR DEGREE COURSE / 
U1  - 363.7 
PY  - 2000///
CY  - CALCUTTA
PB  - CALCUTTA BOOK HOUSE
ER  -