Simon, R. (1980). Public Relations: Concepts and Practices (2nd ed.). Grid.
Chicago Edition CitationSimon, Raymond. Public Relations: Concepts and Practices. 2nd ed. Columbus: Grid, 1980.
ציטוט MLASimon, Raymond. Public Relations: Concepts and Practices. 2nd ed. Grid, 1980.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.