Pauta Calle, F., & van der Zee, J. (2012). Structural units and their importance in the management of the Ecuadorian territory. Universidad de Cuenca.
शिकागो स्टाइल उद्धरणPauta Calle, Fernando, और Jaap van der Zee. Structural Units and Their Importance in the Management of the Ecuadorian Territory. Universidad de Cuenca, 2012.
एमएलए उद्धरणPauta Calle, Fernando, और Jaap van der Zee. Structural Units and Their Importance in the Management of the Ecuadorian Territory. Universidad de Cuenca, 2012.
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