Cita APA (7a ed.)

Butterfield, L. (1999). Excellence in advertising: The IPA guide to best practice (2nd ed.). Butterworth-Heinemann.

Cita Chicago Style (17a ed.)

Butterfield, Leslie. Excellence in Advertising: The IPA Guide to Best Practice. 2nd ed. Boston: Butterworth-Heinemann, 1999.

Cita MLA (9a ed.)

Butterfield, Leslie. Excellence in Advertising: The IPA Guide to Best Practice. 2nd ed. Butterworth-Heinemann, 1999.