Lua APA (7ú heag.)

Hansen, M. H. (1953). Sample survey methods and theory. Wiley.

Lua i Stíl Chicago (17ú heag.)

Hansen, Moris Howard. Sample Survey Methods and Theory. New York: Wiley, 1953.

Lua MLA (9ú heag.)

Hansen, Moris Howard. Sample Survey Methods and Theory. Wiley, 1953.

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