000			00348nam a2200145 4500
003			OSt
008			220602b |||||||| |||| 00| 0 eng d
082			_a001.64 _bHAM
100			_aHammond,Ray
245			_aForward 100
260			_aNew Zealand: _bPenguin books, _c1984.
300			_a304p.; _c21cm
650		0	_aComputer science
942			_2ddc _cLM
999			_c101987 _d101987