000
00259nam a2200109Ia 4500
008
190703s9999 xx 000 0 und d
082
_a
744.42224 S617
100
_a
SINGH,G
245
0
_a
CIVIL ENGINEERING DRAWING
260
_a
DELHI
_b
STANDARD
942
_c
BB
_2
DDC
999
_c
6077
_d
6077