TY  - BOOK
AU  - Singh, N B
AU  - Das, Shiva Saran
AU  - Singh, Kalpana
TI  - Engineering chemistry
SN  -  978-81-7371-810-6
U1  - 540 
PY  - 2012///
CY  - Hyderabad
PB  - Universities Press
KW  - CHEMISTRY
ER  -