TY  - BOOK
AU  - Singh, M K
AU  - Singh,N M
TI  - UGC-CSIR JRF/NET Physical Sciences
SN  - 8189301055
U1  - R530.207 6 
PY  - 2007///
CY  - New Delhi
PB  - Danika publishing com.
KW  - Physical science-Competitive exams
ER  -