TY  - BOOK
AU  - Bobick, James, E. and Balaban, Naomi, E 
TI  - Handy science and technology GK hand book 
SN  - 81-7992-470-X 
U1  - 410 BOD  
PY  - 2007///
CY  - Jaico publishing house 
PB  - New Delhi 
KW  - GENERAL KNOWLEDGE
ER  -