Cortés Conde, R. (1974). The first stages of modernization in spanish America. Harper and Row.
Čikaški stil citiranja (17. izdanje)Cortés Conde, Roberto. The First Stages of Modernization in Spanish America. Nueva York: Harper and Row, 1974.
MLA način citiranja (9. izdanje)Cortés Conde, Roberto. The First Stages of Modernization in Spanish America. Harper and Row, 1974.
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