Smith, R. D. (2009). Strategic planning for public relations (3rd ed.). Routledge.
Lua i Stíl Chicago (17ú heag.)Smith, Ronald D. Strategic Planning for Public Relations. 3rd ed. New York: Routledge, 2009.
Lua MLA (9ú heag.)Smith, Ronald D. Strategic Planning for Public Relations. 3rd ed. Routledge, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.