Cita APA

Robles-Haros, B. I., & Estévez-Nenninger, E. H. (2015). Competence Approach: Educational Problems Faced by Teachers. Universidad Nacional, Costa Rica.

Citación estilo Chicago

Robles-Haros, Blanca Isela, y Etty Haydeé Estévez-Nenninger. Competence Approach: Educational Problems Faced By Teachers. Universidad Nacional, Costa Rica, 2015.

Cita MLA

Robles-Haros, Blanca Isela, y Etty Haydeé Estévez-Nenninger. Competence Approach: Educational Problems Faced By Teachers. Universidad Nacional, Costa Rica, 2015.