000 00319nam a2200121Ia 4500
008 220201s2001 xx 000 0 eng d
082 _a621.3
_bLAY
100 _aLayal, J.S.
245 0 _aTextbook of civil engineering drawing Vol-I
260 _aDelhi
_bNew India Publishing House
_c2001
300 _a182
942 _2ddc
999 _c35882
_d35882