APA Style

Center, A, H., Jackson, P, 1. (2003). Public Relations Practices : Managerial Case Studies and Problems. Sixth Edition (Sixth Edition). New Jersey: Prentice Hall.

MLA Style

Center, Allen, H., Jackson, Patrick,, 1932-2001. "Public Relations Practices : Managerial Case Studies and Problems. Sixth Edition". Sixth Edition New Jersey: Prentice Hall, 2003. Text.