000
00229nam a2200109Ia 4500
100
_a
Gambhir, S.Y & (et al)
942
_c
BK
245
_a
Physics standard xii
260
_a
Narendra, Pune
_c
1985
082
_a
530 Gam
300
_a
230
999
_c
8454
_d
8454