Restrepo, J. J., Ordóñez-Carmona, O., Martens, U., & Correa, A. M. (2009). Terrains, complexes and provinces in the central cordillera of Colombia. Universidad Pedagógica y Tecnológica de Colombia - UPTC.
Čikaški stil citiranja (17. izdanje)Restrepo, Jorge Julián, Oswaldo Ordóñez-Carmona, Uwe Martens, i Ana María Correa. Terrains, Complexes and Provinces in the Central Cordillera of Colombia. Universidad Pedagógica y Tecnológica de Colombia - UPTC, 2009.
MLA način citiranja (9. izdanje)Restrepo, Jorge Julián, et al. Terrains, Complexes and Provinces in the Central Cordillera of Colombia. Universidad Pedagógica y Tecnológica de Colombia - UPTC, 2009.
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