Carvajal Abril, H. A. (2016). Education in bioethics and citizenship formation. Universidad Pedagógica y Tecnológica de Colombia.
Čikaški stil citiranja (17. izdanje)Carvajal Abril, Haywer Alexander. Education in Bioethics and Citizenship Formation. Universidad Pedagógica y Tecnológica de Colombia, 2016.
MLA način citiranja (9. izdanje)Carvajal Abril, Haywer Alexander. Education in Bioethics and Citizenship Formation. Universidad Pedagógica y Tecnológica de Colombia, 2016.
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