APA (7th ed.) Zitazioa
Avakov, A. V. (2010). Two thousand years of economic statistics: World population, GDP, and PPP. Algora Publishing.
Chicago Style (17th ed.) Zitazioa
Avakov, Aleksandr V. Two Thousand Years of Economic Statistics: World Population, GDP, and PPP. New York: Algora Publishing, 2010.
MLA (9th ed.) Zitazioa
Avakov, Aleksandr V. Two Thousand Years of Economic Statistics: World Population, GDP, and PPP. Algora Publishing, 2010.
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