Παραπομπή σε μορφή APA (7η εκδ.)

Darga, K. (1999). Sampling and the census: A case against the proposed adjustments for undercount. AEI Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Darga, Kenneth. Sampling and the Census: A Case Against the Proposed Adjustments for Undercount. Washington, D.C.: AEI Press, 1999.

Παραπομπή σε μορφή MLA (9th εκδ.)

Darga, Kenneth. Sampling and the Census: A Case Against the Proposed Adjustments for Undercount. AEI Press, 1999.