000
00288nam a2200121Ia 4500
008
220201s1963 xx 000 0 eng d
082
_a
510.78
_b
LAU
100
_a
Laurie, F J
245
0
_a
Computers & how they work
260
_a
London
_b
Hennry holt
_c
1963
300
_a
441
942
_2
ddc
999
_c
14400
_d
14400