Commission on Adult Basic Education (U.S.). (1990). Adult basic education. Commission on Adult Basic Education.
Citazione stile Chigago Style (17a edizione)Commission on Adult Basic Education (U.S.). Adult Basic Education. Athens, Ga.: Commission on Adult Basic Education, 1990.
Citatione MLA (9a ed.)Commission on Adult Basic Education (U.S.). Adult Basic Education. Commission on Adult Basic Education, 1990.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.