00514nam a2200181Ia 450000500170000000800410001704000190005804100120007708200170008924500590010626000370016530000280020250400190023065000140024965100370026370000210030085000110032120240427144334.0131103s9999    xx            000 0 und d  aLoreto College  aEnglish  a371.33 bDAL  aAudio-Visual Methods in TeachingcEdited by Edgar Dale  aNew YorkbThe dryden pressc1951  aix,534p.b ill. picture  aIncludes index  aEducation  aEducation - Audio-visual Methods  aDale, Edgar; ed.  aLCBED