Dyfyniad APA

Wilner, D. M., Walkley, R. P., Goerke, L. S., & Mustard, H. S. (1973). Introduction to public health (6th ed.). Macmillan.

Dyfyniad Arddull Chicago

Wilner, Daniel M., Rosabelle Price Walkley, Lenor S. Goerke, and Harry S. Mustard. Introduction to Public Health. 6th ed. New York: Macmillan, 1973.

Dyfyniad MLA

Wilner, Daniel M., et al. Introduction to Public Health. 6th ed. Macmillan, 1973.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.