APA-referens (7:e uppl.)
ebrary, Inc. (2007). Pocket world in figures (2008 ed.). Economist in association with Profile Books.
Chicago-referens (17:e uppl.)
ebrary, Inc. Pocket World in Figures. 2008 ed. London: Economist in association with Profile Books, 2007.
MLA-referens (9:e uppl.)
ebrary, Inc. Pocket World in Figures. 2008 ed. Economist in association with Profile Books, 2007.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.