000 00497nam a2200169Ia 4500
008 220201s1950 xx 000 0 eng d
041 _aeng
082 _a268.635
_bHaa
100 _aHaas, Kenneth B.
245 0 _aPreparation and use of audio-visual aids /Kenneth B. Haas, And Harry Q. Packer.
250 _aRev. and enlarged ed.
260 _aNew York
_bPrentice-Hall
_c1950
650 _aChristian education
653 _aAudio-visual use
653 _aChristian education
942 _2ddc
_cBK
999 _c7133
_d7133