000
00300nam a2200121Ia 4500
008
190711s9999 xx 000 0 und d
082
_a
621.381959 W829
100
_a
WITTEN.I
245
0
_a
COMMUNICATING WITH MICROCOMPUTERS
260
_a
LONDON
_b
ACADEMIC
_c
1980
300
_a
24X16
942
_c
BK
_2
DDC
999
_c
20024
_d
20024