Keller, G., & Warrack, B. (1994). Essentials of business statistics (2nd ed.). Belmont, Calif.: Duxbury Press.
Chicago Stili AlıntıKeller, Gerald., ve Brian Warrack. Essentials of Business Statistics. 2nd ed. Belmont, Calif.: Duxbury Press, 1994.
MLA AlıntıKeller, Gerald., ve Brian Warrack. Essentials of Business Statistics. 2nd ed. Belmont, Calif.: Duxbury Press, 1994.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..