00402nam a2200145Ia 4500008004100000020001800041082002500059245006700084245002200151250001900173260001400192260000900206300001700215526002400232250428s9999 xx 000 0 und d a0-8013-1780-0 aGS 375.001 P84c 1997 0aCourse design : a guide to curriculum development for teachers 0cPosner, George J. afifth edition. bNew York. c1997 axvii, 297 p. a300 Social Sciences