000
00286nam a2200133Ia 4500
008
220314s9999||||xx |||||||||||||| ||und||
080
_a
530
100
_a
Narayanan
245
0
_a
Physics
260
_b
Geroge G Harrap & Co. Ltd.
300
_a
377
650
_a
Physics
942
_c
BOOK
999
_c
12764
_d
12764