000
00279nam a2200133Ia 4500
100
_a
Singa/ Surendra
942
_c
BK
654
_a
Engg. Materials
245
_a
Engineering Materials
260
_b
Vikas pub.
_a
Delhi
_c
1983
300
_a
240
546
_a
ENGLISH
999
_c
26240
_d
26240