Newsom, D., & Haynes, J. (2011). Public relations writing: Form & style (9th ed.). Wadsworth Cengage Learning.
Cita Chicago (17th ed.)Newsom, Doug, i Jim Haynes. Public Relations Writing: Form & Style. 9th ed. Boston: Wadsworth Cengage Learning, 2011.
Cita MLA (9th ed.)Newsom, Doug, i Jim Haynes. Public Relations Writing: Form & Style. 9th ed. Wadsworth Cengage Learning, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.