Cita APA

SIEBERT, F. S. (1963). Four Theories Of The Press Fred S. Siebert, Theodore Peterson And Wilbur Schramm. University of Illinois Press.

Chicago Style (17th ed.) Citation

SIEBERT, Fred S. Four Theories Of The Press Fred S. Siebert, Theodore Peterson And Wilbur Schramm. University of Illinois Press, 1963.

Cita MLA

SIEBERT, Fred S. Four Theories Of The Press Fred S. Siebert, Theodore Peterson And Wilbur Schramm. University of Illinois Press, 1963.

Atenció: Aquestes cites poden no estar 100% correctes.