Não informado. (1969). Education and Training. ABE Publications.
Chicagoスタイル(17版)引用形式Não informado. Education and Training. London: ABE Publications, 1969.
MLA(8版)引用形式Não informado. Education and Training. ABE Publications, 1969.
警告: この引用は必ずしも正確ではありません.