TY  - BOOK
AU  - Ravindra, Khaiwal & Mor, Suman 				
TI  - Test your knowledge in environmental sciences : : a complete book for UGC/CSIR/ASRB-NET/JRF and other competitive exams 
SN  - 9788190426909
U1  - 333.707 RAV 
PY  - 2007///
CY  - New Delhi : 
PB  - JBC Publishers & Distributors ,	
N1  - Includes Index
ER  -