000
00299nam a2200133Ia 4500
008
220201s1968 xx 000 0 eng d
082
_b
RYD
100
_a
Ryder, J. D.
245
0
_a
Engineering Electronic
250
_a
2
260
_a
New York
_b
Mc Graw Hill
_c
1968
300
_a
690
942
_2
ddc
999
_c
17664
_d
17664