Instructional media
Subtitle: selection and utilization
By: [by] Dan Lee Isaacs [and] Robert Glen George.
Contributors: George, Robert Glen, 1939- joint author.
Publisher: Kendall/Hunt Pub. Co.
Published: 1971
Place of publication: Dubuque, Iowa
Language: eng
Number of pages: 97
Subjects: Audio-visual equipment.
Notes: Bibliography: p. 71-72.