000 00270nam a22001097a 4500
003 OSt
100 _aSingh, Neelam
245 _aShaikshik Sangthan Swasthya Shiksha Avam Shikshan Takniki
260 _aAgra
_bAgarwal Publication
_c2014
300 _a311p.
942 _2ddc
_cBK
999 _c4844
_d4844