000 00260nam a2200109 4500
082 _a620.1CHA
100 _aCharaya, J.S.
245 _aA Textbook of Estimating & Costing Mechanical
260 _aIndia:
_bSatya Prakashan
_c1999.
300 _a255p. ;
942 _cBK
999 _c6108
_d6108