Cita APA (7a ed.)

UNESCO Institute for Lifelong Learning (UIL) (Germany), Yang, J., & Valdes-Cotera, R. (2011). Conceptual evolution and policy developments in lifelong learning. UNESCO Institute for Lifelong Learning (UIL).

Cita Chicago Style (17a ed.)

UNESCO Institute for Lifelong Learning (UIL) (Germany), Jin Yang, y Raul Valdes-Cotera. Conceptual Evolution and Policy Developments in Lifelong Learning. Hamburg, Germany: UNESCO Institute for Lifelong Learning (UIL), 2011.

Cita MLA (8a ed.)

UNESCO Institute for Lifelong Learning (UIL) (Germany), et al. Conceptual Evolution and Policy Developments in Lifelong Learning. UNESCO Institute for Lifelong Learning (UIL), 2011.