(1972). Education for national development: planning, programming and project development: Perspectives.
Chicago-referens (17:e uppl.)Education for National Development: Planning, Programming and Project Development: Perspectives. 1972.
MLA-referens (9:e uppl.)Education for National Development: Planning, Programming and Project Development: Perspectives. 1972.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.