000 00308nam a22001217a 4500
003 OSt
100 _aBhardwaj, Dinesh Chandra
245 _aPathshala Prabandh Samudayak Sangtan Avam Swashthya Vigyan
250 _a 3rd. Ed.
260 _aAgra
_bAgarwal Publication
_c2014
300 _a184p.
942 _2ddc
_cBK
999 _c4669
_d4669