Echavarria, J. M. (1963). Social aspects of economic development in Latin America. Paris: Unesco.
शिकागो स्टाइल उद्धरणEchavarria, José Medina. Social Aspects of Economic Development in Latin America. Paris: Unesco, 1963.
एमएलए उद्धरणEchavarria, José Medina. Social Aspects of Economic Development in Latin America. Paris: Unesco, 1963.
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