Pacheco-García, E. A., & Sánchez-Delgado, A. Y. (2018). Quality of the bicycle transportation service in small and intermediate cities in Colombia. Universidad Pedagógica y Tecnológica de Colombia.
Čikaški stil citiranja (17. izdanje)Pacheco-García, Eduardo Alfonso, i Alba Yajaira Sánchez-Delgado. Quality of the Bicycle Transportation Service in Small and Intermediate Cities in Colombia. Universidad Pedagógica y Tecnológica de Colombia, 2018.
MLA način citiranja (9. izdanje)Pacheco-García, Eduardo Alfonso, i Alba Yajaira Sánchez-Delgado. Quality of the Bicycle Transportation Service in Small and Intermediate Cities in Colombia. Universidad Pedagógica y Tecnológica de Colombia, 2018.
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