U. S. Bureau of the Census. (1960). The accuracy of census statistics with and withour sampling. s.n.
Lua i Stíl Chicago (17ú heag.)U. S. Bureau of the Census. The Accuracy of Census Statistics with and Withour Sampling. Washington: s.n, 1960.
Lua MLA (9ú heag.)U. S. Bureau of the Census. The Accuracy of Census Statistics with and Withour Sampling. s.n, 1960.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.