TY  - BOOK
AU  - Gupta Sanjay
AU  - Saikia Ranjana
TI  - GREEN olympiad and TERRAQUIZ: a knowledge book on the environment
SN  - 81-85419-85-X
U1  - 333.7076 
PY  - 2001///
CY  - New Delhi
PB  - TERI
KW  - Environmental science
KW  - Quiz
KW  - Reviews and exercises
ER  -