Bernays L. Edward. (1952). Public Relations. University of Oklahoma Press.
Cita Chicago (17th ed.)Bernays L. Edward. Public Relations. Norman Oklahoma: University of Oklahoma Press, 1952.
Cita MLA (9th ed.)Bernays L. Edward. Public Relations. University of Oklahoma Press, 1952.
Atenció: Aquestes cites poden no estar 100% correctes.