Gregory, A. (2015). Planning and managing public relations campaigns: A strategic approach (Fourth edition.). Philadelphia.
Chicago Style (17th ed.) CitationGregory, Anne. Planning and Managing Public Relations Campaigns: A Strategic Approach. Fourth edition. London: Philadelphia, 2015.
MLA (9th ed.) CitationGregory, Anne. Planning and Managing Public Relations Campaigns: A Strategic Approach. Fourth edition. Philadelphia, 2015.
Warning: These citations may not always be 100% accurate.