000
00249nam a22001097a 4500
082
_a
530 LEI'P
100
_a
LEIGHTEN, R. B
_9
78509
245
_a
PRINCIPLES OF MOEDRN PHYSICS
260
_a
NEWYORK
_b
MCGRAW HILL
_c
1959
300
_a
795P
942
_c
BK
999
_c
583619
_d
583619