Não informado. (1966). Educational Technology. Educational Technology Publications.
Chicagoスタイル(17版)引用形式Não informado. Educational Technology. Englewood, NJ: Educational Technology Publications, 1966.
MLA(8版)引用形式Não informado. Educational Technology. Educational Technology Publications, 1966.
警告: この引用は必ずしも正確ではありません.