Nielsen, H. D., & Kirk, D. H. (1973). Learning environments and learning outcomes: A review of research literature. Southeast Asia Development Advisory Group of the Asia Society.
Chicago-referens (17:e uppl.)Nielsen, H. Dean, och Diana H. Kirk. Learning Environments and Learning Outcomes: A Review of Research Literature. New York: Southeast Asia Development Advisory Group of the Asia Society, 1973.
MLA-referens (8:e uppl.)Nielsen, H. Dean, och Diana H. Kirk. Learning Environments and Learning Outcomes: A Review of Research Literature. Southeast Asia Development Advisory Group of the Asia Society, 1973.
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