Report on research in audio-visual aids to education.

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Библиографические подробности
OCLC:55227325
Главный автор: Spaulding, Helen F.
Язык:English
Опубликовано: Chicago : International Council of Religious Education, 1950.
Серии:Harlan Paul Douglass collection of religious research reports ; HPDC 3256.
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Формат:

Monograph Microform

Note that CRL will digitize material from the collection when copyright allows.