Não informado. (1959). Screen education. Society for Education in Film and Television.
Chicagoスタイル(17版)引用形式Não informado. Screen Education. London: Society for Education in Film and Television, 1959.
MLA(8版)引用形式Não informado. Screen Education. Society for Education in Film and Television, 1959.
警告: この引用は必ずしも正確ではありません.