Citazione Stile APA (7a Edizione)

U.S. Bureau of the Census. (1965). Tests of use of post office resources to improve coverage of censuses. s.n.

Citazione stile Chigago Style (17a edizione)

U.S. Bureau of the Census. Tests of Use of Post Office Resources to Improve Coverage of Censuses. [Washington: s.n, 1965.

Citatione MLA (9a ed.)

U.S. Bureau of the Census. Tests of Use of Post Office Resources to Improve Coverage of Censuses. s.n, 1965.