APA引文

Canfield, B. R. (1960). Public relations: Principles, cases, and problems (3rd ed.). Irwin.

Chicago Style (17th ed.) Citation

Canfield, Bertrand R. Public Relations: Principles, Cases, and Problems. 3rd ed. Homewood, Ill: Irwin, 1960.

MLA引文

Canfield, Bertrand R. Public Relations: Principles, Cases, and Problems. 3rd ed. Irwin, 1960.