Cita APA (7th ed.)
Harrison, R. P. (1981). The cartoon: Communication to the quick. Sage.
Cita Chicago (17th ed.)
Harrison, Randall P. The Cartoon: Communication to the Quick. Beverly Hills: Sage, 1981.
Cita MLA (9th ed.)
Harrison, Randall P. The Cartoon: Communication to the Quick. Sage, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.