TY  - BOOK
AU  - Tripathi, Arun K.
AU  - Environment - Examinations, questions, etc.
TI  - Environmental studies: Multiple choice questions
SN  - 978817993528
U1  - R 574.5 T678E 
PY  - 2016///
CY  - New Delhi
PB  - The Energy and Resources Institute
KW  - Ecology - Examinations, questions, etc
ER  -