000 00410nam a2200157Ia 4500
003 LDD
008 181029s9999 xx 000 0 und d
020 _a893972487
040 _cLDD
100 _aRichey, Rita
245 4 _aThe Theoretical and conceptual bases of instructional design
_cRita Richey
260 _aNew York
_bKogan Page
_c1986
300 _a227p
901 _a1306
_b12-03-1998
942 _2ddc
_cBK
999 _c20427
_d20427