000
00298nam a2200121Ia 4500
008
220201s1972 xx 000 0 eng d
041
_a
ENG
100
_a
GUPTA,D L
245
0
_a
ENGINEERING PHYSICS
260
_a
LONDON
_b
THAMES AND HUDSON PUBLISHING COMPANY
_c
1972
300
_a
1020
942
_2
ddc
999
_c
56741
_d
56741