Dyfyniad APA
ebrary, Inc, Salvenmoser, O., & Meklau, B. (2010). Biological clocks: Effects on behavior, health, and outlook. Nova Science Publishers.
Dyfyniad Arddull Chicago
ebrary, Inc, Oktav Salvenmoser, and Brigitta Meklau. Biological Clocks: Effects on Behavior, Health, and Outlook. New York: Nova Science Publishers, 2010.
Dyfyniad MLA
ebrary, Inc, et al. Biological Clocks: Effects on Behavior, Health, and Outlook. Nova Science Publishers, 2010.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.