000 00237nam a22000977a 4500
100 _aMangal, M K
245 _aSamajopyogi Utpadak Karye : Grah Shilp
250 _a4th ed.
260 _aAgra
_bAgarwal Publications
_c2015
942 _2ddc
_cBK
999 _c4220
_d4220