000
00272nam a2200121Ia 4500
008
220201s1987 xx 000 0 eng d
082
_a
652.32
_b
WAReference
100
_a
Warems,s
245
0
_a
Progressive Audio typing .
260
_c
1987
300
_a
159
942
_2
ddc
999
_c
7172
_d
7172