TY  - BOOK
AU  - Tomar, Surekha 
TI  - Upkar's CSIR-UGC NET/JRF/SLET: Physical sciences 
SN  - 9788174825278
U1  - R 371.26 KUL/U 
PY  - 2012///
CY  - . - Agra
PB  - : UPKAR Prakashan 
ER  -