Southwest Regional Laboratory for Educational Research and Development, Baker, R. L., & Schutz, R. E. (1971). Instructional product development. Van Nostrand Reinhold Co..
Chicago-viite (17. p.)Southwest Regional Laboratory for Educational Research and Development, Robert Lee Baker, ja Richard E. Schutz. Instructional Product Development. New York: Van Nostrand Reinhold Co., 1971.
MLA-viite (8. p.)Southwest Regional Laboratory for Educational Research and Development, et al. Instructional Product Development. Van Nostrand Reinhold Co., 1971.
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