000 00249nam a22001217a 4500
003 OSt
100 _aPatnayak, K P
245 _aKarya Shiksha
250 _a4th ed.
260 _aAgra
_bAgarwal Publication
_c2014
300 _a136p.
942 _2ddc
_cBK
999 _c4149
_d4149