Dyfyniad APA
American Public Health Association, ebrary, Inc, Remington, P. L., Brownson, R. C., & Wegner, M. V. (2010). Chronic disease epidemiology and control (3rd ed.). American Public Health Association.
Dyfyniad Arddull Chicago
American Public Health Association, Inc ebrary, Patrick L. Remington, Ross C. Brownson, and Mark V. Wegner. Chronic Disease Epidemiology and Control. 3rd ed. Washington, D.C.: American Public Health Association, 2010.
Dyfyniad MLA
American Public Health Association, et al. Chronic Disease Epidemiology and Control. 3rd ed. American Public Health Association, 2010.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.