APA (7e ed.) Bronvermelding
Avakov, A. V. (2010). Two thousand years of economic statistics: World population, GDP, and PPP. Algora Publishing.
Chicago (17e ed.) Bronvermelding
Avakov, Aleksandr V. Two Thousand Years of Economic Statistics: World Population, GDP, and PPP. New York: Algora Publishing, 2010.
MLA (9e ed.) Bronvermelding
Avakov, Aleksandr V. Two Thousand Years of Economic Statistics: World Population, GDP, and PPP. Algora Publishing, 2010.
Let op: Deze citaties zijn niet altijd 100% accuraat.