Keller, G., & Malhotra, G. (2018). Statistics For Management And Economics (11th.). Cengage.
Lua i Stíl Chicago (17ú heag.)Keller, Gerald, agus Gunjan Malhotra. Statistics For Management And Economics. 11th. India: Cengage, 2018.
Lua MLA (9ú heag.)Keller, Gerald, agus Gunjan Malhotra. Statistics For Management And Economics. 11th. Cengage, 2018.
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