000
00301nam a2200145Ia 4500
100
_a
GUPTA R B
650
_a
Material Science
365
_c
RS
365
_d
1
942
_c
ENGBK
654
_a
Materials
245
_a
Material Science
260
_b
Sarya Prakashan
_c
1989
_a
New Delhi
300
_a
544PP
999
_c
8913
_d
8913