APA(7版)引用形式

U.S. Bureau of the Census. (1951). Census of manufactures, 1949, Purto Rico. s.n.

Chicagoスタイル(17版)引用形式

U.S. Bureau of the Census. Census of Manufactures, 1949, Purto Rico. Washington: s.n, 1951.

MLA(9版)引用形式

U.S. Bureau of the Census. Census of Manufactures, 1949, Purto Rico. s.n, 1951.

警告: この引用は必ずしも正確ではありません.