Darga, K. (1999). Sampling and the census: A case against the proposed adjustments for undercount. AEI Press.
Chicago-referens (17:e uppl.)Darga, Kenneth. Sampling and the Census: A Case Against the Proposed Adjustments for Undercount. Washington, D.C.: AEI Press, 1999.
MLA-referens (9:e uppl.)Darga, Kenneth. Sampling and the Census: A Case Against the Proposed Adjustments for Undercount. AEI Press, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.