Duquino Rojas, L. G. (2011). Transit from rural agricultural society to urban industrial society, in the Bogotá city during the first decades of the twent. Universidad Pedagógica y Tecnológica de Colombia.
Čikaški stil citiranja (17. izdanje)Duquino Rojas, Luis Gabriel. Transit from Rural Agricultural Society to Urban Industrial Society, in the Bogotá City During the First Decades of the Twent. Universidad Pedagógica y Tecnológica de Colombia, 2011.
MLA način citiranja (9. izdanje)Duquino Rojas, Luis Gabriel. Transit from Rural Agricultural Society to Urban Industrial Society, in the Bogotá City During the First Decades of the Twent. Universidad Pedagógica y Tecnológica de Colombia, 2011.
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