Hildebrand, D. K., & Ott, R. L. (1998). Statistical thinking for managers (4th ed.). Duxburry Press.
Cita Chicago (17th ed.)Hildebrand, David K., i R. Lyman Ott. Statistical Thinking for Managers. 4th ed. Pacific Grove, Calif: Duxburry Press, 1998.
Cita MLA (9th ed.)Hildebrand, David K., i R. Lyman Ott. Statistical Thinking for Managers. 4th ed. Duxburry Press, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.