000			00341nam a2200157Ia 4500
001			2213
008			141107s9999 xx 000 0 und d
020			_a0 273 01272 X
100			_aShelley John
245			_aComputer Studies A First Course
250			_a0
260			_aLondon
260			_bPitman
260			_c1980
300			_a,;ill.
999			_c29175 _d29175