Cita APA

Ulloa Brenes, G. (2021). Reflections on the historical evolution of the concept of distance education.

Chicago Style Citation

Ulloa Brenes, Gilbert. Reflections On the Historical Evolution of the Concept of Distance Education. 2021.

Cita MLA

Ulloa Brenes, Gilbert. Reflections On the Historical Evolution of the Concept of Distance Education. 2021.

Atenció: Aquestes cites poden no estar 100% correctes.