TY  - BOOK
AU  - Raj G. 
AU  - Yadav M. S. 
TI  - Chemistry : : Objective Type Questions with Answers for Civil Services and Other Competitive
SN  - 9780685135204
AV  - DUCE QD42.S5 
PY  - 1987///
CY  - New Delhi.
PB  - Sterling
KW  - Chemistry
ER  -