APA引文

Vega Umaña, L. (2012). Political humor: Analysis of political caricature in the referendum 2007.

Citación estilo Chicago

Vega Umaña, Lhiam. Political Humor: Analysis of Political Caricature in the Referendum 2007. 2012.

MLA引文

Vega Umaña, Lhiam. Political Humor: Analysis of Political Caricature in the Referendum 2007. 2012.

警告：這些引文格式不一定是100％准確.