Caywood, C. L. (1997). The handbook of strategic public relations & integrated communications. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Caywood, Clarke L. The Handbook of Strategic Public Relations & Integrated Communications. McGraw-Hill, 1997.
Lua MLA (8ú heag.)Caywood, Clarke L. The Handbook of Strategic Public Relations & Integrated Communications. McGraw-Hill, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.