Dyfyniad APA

Lee, N., & Kotler, P. (2011). Social marketing: Influencing behaviors for good/4e (4th ed.). SAGE Publications.

Dyfyniad Arddull Chicago

Lee, Nancy, and Philip Kotler. Social Marketing: Influencing Behaviors for Good/4e. 4th ed. Thousand Oaks, Calif: SAGE Publications, 2011.

Dyfyniad MLA

Lee, Nancy, and Philip Kotler. Social Marketing: Influencing Behaviors for Good/4e. 4th ed. SAGE Publications, 2011.

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