000 00302pam a2200133 a 4500
020 _c
041 _aeng
082 _bSIN
100 _aSinha M P .
245 _aCSIR UGC NET/JRF SET Physical scinces
_hTextual Documents
260 _aAgra :
_bUpkar prakashan .
300 _a456 pg .
930 _a2104
999 _c79028
_d79028