TY  - BOOK
AU  - Verma Surendra
TI  - Fast Science Facts
SN  - 9788173710926
U1  - 503 VER 
PY  - 2008///
CY  - Hyderabad
PB  - Universities Press
KW  -  facts
KW  -  verma surendra
KW  - science
ER  -