Lua APA (7ú heag.)

Hoel, P. (1977). Basic statistics for business & economics (2nd.). Wiley.

Lua i Stíl Chicago (17ú heag.)

Hoel, P. Basic Statistics for Business & Economics. 2nd. New York: Wiley, 1977.

Lua MLA (9ú heag.)

Hoel, P. Basic Statistics for Business & Economics. 2nd. Wiley, 1977.

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