Newsom,Doug, & Haynes, J. (2017). Public relations writing: Strategies & structures (ELEVENTH EDITION.). CENGAGE Learning.
Lua i Stíl Chicago (17ú heag.)Newsom,Doug, agus Jim Haynes. Public Relations Writing: Strategies & Structures. ELEVENTH EDITION. Boston, MA: CENGAGE Learning, 2017.
Lua MLA (9ú heag.)Newsom,Doug, agus Jim Haynes. Public Relations Writing: Strategies & Structures. ELEVENTH EDITION. CENGAGE Learning, 2017.
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