Cofnodi Dyfyniadau
Dyfyniad APA
Mitchell, M. L., & Jolley, J. M. (2010). Research design explained (7th ed.). Wadsworth.
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Dyfyniad Arddull Chicago
Mitchell, Mark L., and Janina M. Jolley. Research Design Explained. 7th ed. Australia: Wadsworth, 2010.
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Dyfyniad MLA
Mitchell, Mark L., and Janina M. Jolley. Research Design Explained. 7th ed. Wadsworth, 2010.
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Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.