Dyfyniad APA

Cialdini, R. B. (1993). Influence: Science and practice (3rd ed.). HarperCollinsCollegePublishers.

Dyfyniad Arddull Chicago

Cialdini, Robert B. Influence: Science and Practice. 3rd ed. New York: HarperCollinsCollegePublishers, 1993.

Dyfyniad MLA

Cialdini, Robert B. Influence: Science and Practice. 3rd ed. HarperCollinsCollegePublishers, 1993.

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