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020 _a697132331
082 _a5.12
_bLOC
_223
100 _aLOCKARD,James
245 _ainstructional software: practical design and development /
_c[by] James Lockard
260 _aNew York
_bWm.C.Brown pub.
_c1992
300 _axv, 352 p.
500 _aIncludes appendix, glossary, bibliography and index.
650 _aComputer software development
942 _cR