APA (7th ed.) Zitazioa

Gramling, O. (1940). AP the story of news. Farrar and Rinehart.

Chicago Style (17th ed.) Zitazioa

Gramling, Oliver. AP the Story of News. Nueva York: Farrar and Rinehart, 1940.

MLA (9th ed.) Zitazioa

Gramling, Oliver. AP the Story of News. Farrar and Rinehart, 1940.