000 00471 a2200253 4500
001 143350
020 _a0
041 _aeng
080 _a371.33 Jud
245 _aTeaching by projection
250 _a
260 _aLondon
260 _bFocal Press,
260 _c1963
300 _a172 p.
300 _c18 cm
490 _a
100 _aJudd, R. Stephen
700 _a
650 _a
650 _aEducation-Audio-Visual aids
942 _cBK
942 _2UDC
999 _c90019
_d90019