TY  - BOOK
AU  - পাল,গৌতম
AU  - 
TI  - পরিবেশ ও দূষণ: গৌতম পাল
U1  - 363.72 23
PY  - 1999///
CY  - Kolkata
PB  - Dashgupto and co.
KW  - Ecology - Study and teaching
KW  - Electronic journals
N1  - Includes bibliographical references and index
ER  -