000			00644nam a2200241Ia 4500
003			OSt
005			20240710150434.0
008			230819s9999 xx 000 0 und d
020			_a846847341
040			_cBHC
082			_a004.56 _bMIC
100			_aMicallef, Benjamin A
245		0	_aKeypunching : _ba basic office skill _c/ by Benjamin A. Micallef.
260			_aCalifornia: _bCummings Publishing Company, Inc., _c1974.
300			_a143 p
650			_aComputer science
650			_aStorage
650			_aInternal storage
650			_aExternal storage
650			_aPunched cards
650			_aKey punching
942			_cBK _2ddc
999			_c38808 _d38808