000 00305nam a2200133 4500
999 _c57350
_d57350
020 _a9788183246675
082 _a543.65
_bRAJ/T
100 _aRajbir singh
245 _a Textbook of mass spectroscopy
260 _aNew Delhi
_bMittal publications
_c2016
300 _a235p
942 _cBK
952 _bKUCL