000
00348nam a2200145Ia 4500
008
221030s9999 xx 000 0 und d
041
_a
English
082
_a
105.23
100
_a
R. K. Dhawan
245
0
_a
Text book of Engineering Drawing
260
_b
S.Chand & Co.
_a
New Delhi
_c
2007
300
_a
4.281
650
_a
BB Mechanics
942
_c
BK
999
_c
4222
_d
4222