Hildebrand, D. K., & Ott, L. (1991). Statistical thinking for managers (3rd ed.). PWS-Kent Pub.
Chicago Style (17th ed.) ZitazioaHildebrand, David K., eta Lyman Ott. Statistical Thinking for Managers. 3rd ed. Boston: PWS-Kent Pub, 1991.
MLA (9th ed.) ZitazioaHildebrand, David K., eta Lyman Ott. Statistical Thinking for Managers. 3rd ed. PWS-Kent Pub, 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.