TY  - BOOK
AU  - Singh, Devender .
AU  - Deshwal,Balraj  .
AU  - Vats,Satish Kumar  .
TI  - Comprehensive engineering chemistry / 
U1  - 540.0162 
PY  - 2007///
CY  - New Delhi : 
PB  - I.K International Publishing House , 
ER  -