Cita APA (7th ed.)
Marschall, R. (1989). Americas great comic strip artists. Abbeville.
Cita Chicago (17th ed.)
Marschall, Richard. Americas Great Comic Strip Artists. New York: Abbeville, 1989.
Cita MLA (9th ed.)
Marschall, Richard. Americas Great Comic Strip Artists. Abbeville, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.