000
00306nam a2200121Ia 4500
008
170101s1986 xx 000 0 und d
082
_a
620.04 GUP
100
_a
Gupta R.B.
245
0
_a
Text Book Of Engineering Drawing
260
_a
New Delhi
_b
Satya Prakashan
_c
1986
300
_a
NP p
942
_2
ddc
_c
B
999
_c
990566
_d
990566