000
00279nam a2200109Ia 4500
008
210324s1987 xx 000 0 und d
041
_a
eng
082
_a
1.6
100
_a
Time - Life
_9
1581218
245
_a
Understanding Computers
260
_a
Virginia
_b
Time - Life Books
_c
1987
999
_c
1029833
_d
1029833