Krieghbaum, H. (1956). Facts in perspective: The editorial page and news interpretation. Prentice-Hall.
Cita Chicago (17th ed.)Krieghbaum, Hiller. Facts in Perspective: The Editorial Page and News Interpretation. Englewood Cliffs, N.J: Prentice-Hall, 1956.
Cita MLA (9th ed.)Krieghbaum, Hiller. Facts in Perspective: The Editorial Page and News Interpretation. Prentice-Hall, 1956.
Atenció: Aquestes cites poden no estar 100% correctes.