Gómez-Gonzalez, C., Ruíz-Zapata, M. B., & López-Sáenz, J. A. (2009). The anthropization pollen and non pollen and non pollen palynomorphs indicators: An example. Universidad Pedagógica y Tecnológica de Colombia - UPTC.
Čikaški stil citiranja (17. izdanje)Gómez-Gonzalez, Clemencia, María Blanca Ruíz-Zapata, i Jose Antonio López-Sáenz. The Anthropization Pollen and Non Pollen and Non Pollen Palynomorphs Indicators: An Example. Universidad Pedagógica y Tecnológica de Colombia - UPTC, 2009.
MLA način citiranja (9. izdanje)Gómez-Gonzalez, Clemencia, et al. The Anthropization Pollen and Non Pollen and Non Pollen Palynomorphs Indicators: An Example. Universidad Pedagógica y Tecnológica de Colombia - UPTC, 2009.
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