000
00309nam a2200145Ia 4500
008
220421s9999||||xx |||||||||||||| ||und||
020
_c
150/-
040
_a
ET
100
_a
ARORA B L
245
0
_a
APPLIED PHYSICS
260
_b
SUHAVI PUBLICATIONS
_a
DELHI
300
_a
-
500
_a
21775
942
_c
BK
999
_c
27990
_d
27990