Cita APA (7a ed.)
Nelson, R. P. (1975). Cartooning. Henry Regnery.
Cita estilo Chicago (17a ed.)
Nelson, Roy Paul. Cartooning. Chicago, EUA: Henry Regnery, 1975.
Cita MLA (9a ed.)
Nelson, Roy Paul. Cartooning. Henry Regnery, 1975.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.