000
00254nam a2200121Ia 4500
008
161008s9999 xx 000 0 und d
100
_a
SINGH M
245
_a
ENGINEERING PHYSICS
250
_a
1ST
260
_b
VAYU
_c
2011
300
_a
493
942
_c
BK
999
_c
42400
_d
42400