Wittenberg, P. (1968). The protection of literary property. Writer.
Chicagoスタイル(17版)引用形式Wittenberg, Philip. The Protection of Literary Property. Boston: Writer, 1968.
MLA(9版)引用形式Wittenberg, Philip. The Protection of Literary Property. Writer, 1968.
警告: この引用は必ずしも正確ではありません.