Não informado. (1970). Media Development. World Association for Christian Communication.
Chicagoスタイル(17版)引用形式Não informado. Media Development. London: World Association for Christian Communication, 1970.
MLA(8版)引用形式Não informado. Media Development. World Association for Christian Communication, 1970.
警告: この引用は必ずしも正確ではありません.