Darga, K. (1999). Sampling and the census: A case against the proposed adjustments for undercount. AEI Press.
Lua i Stíl Chicago (17ú heag.)Darga, Kenneth. Sampling and the Census: A Case Against the Proposed Adjustments for Undercount. Washington, D.C.: AEI Press, 1999.
Lua MLA (9ú heag.)Darga, Kenneth. Sampling and the Census: A Case Against the Proposed Adjustments for Undercount. AEI Press, 1999.
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