Cita APA (7a ed.)

Hart, J. (1991). Understanding the media: A practical guide (1st pub., repr.). Routledge.

Cita Chicago Style (17a ed.)

Hart, Joan. Understanding the Media: A Practical Guide. 1st pub., repr. London [etc.]: Routledge, 1991.

Cita MLA (9a ed.)

Hart, Joan. Understanding the Media: A Practical Guide. 1st pub., repr. Routledge, 1991.