Cita APA (7a ed.)

Barnard, M. (2005). Graphic design as communication. Routledge.

Cita Chicago Style (17a ed.)

Barnard, Malcolm. Graphic Design as Communication. Oxfordshire, England ; New York: Routledge, 2005.

Cita MLA (8a ed.)

Barnard, Malcolm. Graphic Design as Communication. Routledge, 2005.