Zambrano Leal, A. (2017). Features of the History of a Phenomenon and a Theory. Universidad Pedagógica y Tecnológica de Colombia.
Lua i Stíl Chicago (17ú heag.)Zambrano Leal, Armando. Features of the History of a Phenomenon and a Theory. Universidad Pedagógica y Tecnológica de Colombia, 2017.
Lua MLA (9ú heag.)Zambrano Leal, Armando. Features of the History of a Phenomenon and a Theory. Universidad Pedagógica y Tecnológica de Colombia, 2017.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
