000
00229nam a2200097Ia 4500
008
170619s9999 xx 000 0 und d
100
_a
GUPTA- S L
245
0
_a
ENGINEERING PRACTICAL PHYSICS
260
_b
MEERUT; PRAGATI
260
_c
2006
546
_a
ENGLISH
999
_c
18502
_d
18502