APA-čujuhus (7. p.)
ebrary, Inc. (2010). The Economist pocket world in figures (2011 ed.). Profile : in association with The Economist Ltd..
Chicago-čujuhus (17. p.)
ebrary, Inc. The Economist Pocket World in Figures. 2011 ed. London, England: Profile : in association with The Economist Ltd., 2010.
MLA-čujuhus (9. p.)
ebrary, Inc. The Economist Pocket World in Figures. 2011 ed. Profile : in association with The Economist Ltd., 2010.
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