Khulna University of Engineering & Technology
Central Library

Wittich, Walter A. 1910-

Audiovisual materials; their nature and use Walter Arno Wittich, Charles Francis Schuller. - 4th ed. - New York, Harper & Row 1967 - xvi, 554 p. illus. part col. 27 cm. - Exploration series in education .

67013282


Audio-visual education.

371.33


Khulna University of Engineering & Technology
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