Não informado. (1971). K-eight: Learning through media. North American Publishing.
Chicagoスタイル(17版)引用形式Não informado. K-eight: Learning Through Media. Philadelphia, Pa: North American Publishing, 1971.
MLA(8版)引用形式Não informado. K-eight: Learning Through Media. North American Publishing, 1971.
警告: この引用は必ずしも正確ではありません.