000			00660nam a2200217Ia 4500
008			220516s9999 xx 000 0 und d
020			_a0582280400
041			_aeng
082			_a371.3078 _bSLE/I
100			_aSleeman, Phillip J.
245		0	_aInstructional media and technology _b: A guide to accountable learning systems _c / by Phillip J. Sleeman, Ted C. Cobun and D.M. Rockwell
260			_aNew York: _bLongman Inc., _c1979.
300			_aviii, 374p.
650			_aEducational technology
650			_aLife science
650			_aMedia design
650			_aMedia selection
700			_aCobun, Ted C.
700			_aRockwell, D.M.
942			_cBK
999			_c3146 _d3146