APA
Hart Andrew,, . (1991). Understanding the media : A practical guide. London: Routledge.
Chicago
Hart Andrew,, . 1991. Understanding the media : A practical guide. London: Routledge.
Harvard
Hart Andrew,, . (1991). Understanding the media : A practical guide. London: Routledge.
MLA
Hart Andrew,, . Understanding the media : A practical guide. London: Routledge. 1991.