000			00348nam a2200109Ia 4500
008			240209s9999 xx 000 0 und d
100	1		_aGreen, Gion.
245	1	0	_aIntroduction to Security / _cGion. Green.
650		0	_aIndustry -- security measures.
650		0	_aretail trade -- security measures.
650		0	_aElectronic data processing departments,
999			_c1580 _d1580