Dyfyniad APA
Minor, E., & Frye, H. R. (1970). Techniques for producing visual instructional media. McGraw-hill.
Dyfyniad Arddull Chicago
Minor, Ed, and Harvey R. Frye. Techniques for Producing Visual Instructional Media. New York: McGraw-hill, 1970.
Dyfyniad MLA
Minor, Ed, and Harvey R. Frye. Techniques for Producing Visual Instructional Media. McGraw-hill, 1970.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.