Preparation and use of audio-visual aids
Haas, Kenneth B. and Packer, Harry Q.
Preparation and use of audio-visual aids - 3rd ed. - New Delhi Prentice Hall 1964 - xii,381p.
9.60
Education
Method of instruction
371.3 / HAA
Preparation and use of audio-visual aids - 3rd ed. - New Delhi Prentice Hall 1964 - xii,381p.
9.60
Education
Method of instruction
371.3 / HAA