Cita APA

Washington Post Writers Group. (1991). Messages: The Washington Post media companion. Allyn and Bacon.

Citación estilo Chicago

Washington Post Writers Group. Messages: The Washington Post Media Companion. Boston: Allyn and Bacon, 1991.

Cita MLA

Washington Post Writers Group. Messages: The Washington Post Media Companion. Allyn and Bacon, 1991.

Warning: These citations may not always be 100% accurate.