Παραπομπή APA

(2005). Pocket world in figures (2006 Edition.). London: The economist in association with Profile.

Παραπομπή Chicago Style

Pocket World in Figures. 2006 Edition. London: The economist in association with Profile, 2005.

Παραπομπή MLA

Pocket World in Figures. 2006 Edition. London: The economist in association with Profile, 2005.

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