Παραπομπή σε μορφή APA (7η εκδ.)

Center, A. H., & Jackson, P. (1990). Public relations and practices: Managerial case studies and problems (4th ed.). Prentice-Hall.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Center, Allen H., και PatricK Jackson. Public Relations and Practices: Managerial Case Studies and Problems. 4th ed. Englewood Cliffs: Prentice-Hall, 1990.

Παραπομπή σε μορφή MLA (8th εκδ.)

Center, Allen H., και PatricK Jackson. Public Relations and Practices: Managerial Case Studies and Problems. 4th ed. Prentice-Hall, 1990.