TY  - BOOK
AU  - Upadhyay Madhukar
AU  -  Shridhar Sohoni Cm.
TI  - Prithvi
U1  - Q14:g(U16), N2 
PY  - 1992///
CY  - Delhi
PB  - Bhartiya Paryavaran Samiti     
ER  -