Não informado. (1991). Adult Basic Education. Commission on Adult Basic Education.
Chicagoスタイル(17版)引用形式Não informado. Adult Basic Education. Atlanta, Ga: Commission on Adult Basic Education, 1991.
MLA(8版)引用形式Não informado. Adult Basic Education. Commission on Adult Basic Education, 1991.
警告: この引用は必ずしも正確ではありません.