Cita APA

Hoppers, W., & Hoppers, W. (2006). Non-formal education and basic education reform: A conceptual review. Paris: UNESCO.

Citación estilo Chicago

Hoppers, Wim, y Wim Hoppers. Non-formal Education and Basic Education Reform: A Conceptual Review. Paris: UNESCO, 2006.

Cita MLA

Hoppers, Wim, y Wim Hoppers. Non-formal Education and Basic Education Reform: A Conceptual Review. Paris: UNESCO, 2006.