Dyfyniad APA

Southwest Regional Laboratory for Educational Research and Development, Baker, R. L., & Schutz, R. E. (1971). Instructional product development. Van Nostrand Reinhold Co..

Dyfyniad Arddull Chicago

Southwest Regional Laboratory for Educational Research and Development, Robert Lee Baker, and Richard E. Schutz. Instructional Product Development. New York: Van Nostrand Reinhold Co., 1971.

Dyfyniad MLA

Southwest Regional Laboratory for Educational Research and Development, et al. Instructional Product Development. Van Nostrand Reinhold Co., 1971.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.