United Nations. Statistical Office. (1950). Studies in methods (no. 1.). [s.n.].
Chicagoスタイル(17版)引用形式United Nations. Statistical Office. Studies in Methods. no. 1. New York: [s.n.], 1950.
MLA(9版)引用形式United Nations. Statistical Office. Studies in Methods. no. 1. [s.n.], 1950.
警告: この引用は必ずしも正確ではありません.