TY  - GEN
AU  - Basu,S.K.
AU  - De,Amit Krishna
TI  - Questions and answers in environmental science / : S. K. Basu & A. K. De
SN  - 9788173715471 (pbk.)
U1  - 333.7076 BAS 23
PY  - 2005///
CY  - Hyderabad : 
PB  - Universities Press, 
KW  - Environmental sciences
KW  - Examinations, questions, etc
N1  - Includes bibliographical references and index
ER  -