000 00308nam a2200121Ia 4500
008 220201s1982 xx 000 0 eng d
082 _a621.3022
_bMAR
100 _aMarwaha,GL etc.
245 0 _aT.B of electrical design and drawing
260 _bIndia publishing House
_c1982
300 _a131
942 _2ddc
999 _c82977
_d82977