000 00252nam a22001217a 4500
003 OSt
100 _aYadav, Siyaram
245 _aPathyakram Vikas
250 _a5th ed.
260 _aAgra
_bAgarwal Publication
_c2015
300 _a416p.
942 _2ddc
_cBK
999 _c4070
_d4070