APA (7. basım) Alıntı

Fabra-Zamora, J. L. (2014). Principles, moral and positivism: Answers and redefinition of contemporary positivism. Universidad Pedagógica y Tecnológica de Colombia.

Chicago Style (17. basım) Atıf

Fabra-Zamora, Jorge Luis. Principles, Moral and Positivism: Answers and Redefinition of Contemporary Positivism. Universidad Pedagógica y Tecnológica de Colombia, 2014.

MLA (9th ed.) Atıf

Fabra-Zamora, Jorge Luis. Principles, Moral and Positivism: Answers and Redefinition of Contemporary Positivism. Universidad Pedagógica y Tecnológica de Colombia, 2014.