000 00283nam a2200121Ia 4500
008 220901s2011 xx 000 0 eng d
082 _a670.715 YAD
100 _aYadav, K.S
245 0 _aWorkhop practice
260 _bDelhi: Vayu Education
_c2011
300 _a230
942 _2ddc
_cREF
999 _c1165
_d1165