000
00257nam a2200109Ia 4500
008
220201s1981 xx 000 0 eng d
100
_a
Sharma, SC
245
0
_a
Engg drawing
260
_b
Nirja construction development
_c
1981
300
_a
305
942
_2
ddc
999
_c
82029
_d
82029