de Leon, C. A. G. (1999). Building capacities for sustainable human development. Civil Service Commission.
Chicago-referens (17:e uppl.)de Leon, Corazon Alma G. Building Capacities for Sustainable Human Development. [Quezon City]: Civil Service Commission, 1999.
MLA-referens (9:e uppl.)de Leon, Corazon Alma G. Building Capacities for Sustainable Human Development. Civil Service Commission, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.