Washington Post Writers Group. (1991). Messages: The Washington Post media companion. Allyn and Bacon.
Style de citation Chicago (17e éd.)Washington Post Writers Group. Messages: The Washington Post Media Companion. Boston: Allyn and Bacon, 1991.
Style de citation MLA (8e éd.)Washington Post Writers Group. Messages: The Washington Post Media Companion. Allyn and Bacon, 1991.
Attention : ces citations peuvent ne pas être correctes à 100%.