000
00292nam a2200121Ia 4500
082
_a
621.38195
_b
COH
100
_a
Cohn, D.S.
245
_a
Complete reference AUTOCAD 14
260
_a
New Delhi
_b
Tata McGraw Hill
_c
1999
300
_a
1089p.
650
_a
Mechanical Engineering
044
_a
India
999
_c
3496
_d
3496