Sincich, T. (1991). A Course in modern business statistics. Dellen Pub. Co. Collier Macmillan Canada Maxwell Macmillan International.
Lua i Stíl Chicago (17ú heag.)Sincich, Terry. A Course in Modern Business Statistics. San Francisco, Toronto, New York: Dellen Pub. Co. Collier Macmillan Canada Maxwell Macmillan International, 1991.
Lua MLA (9ú heag.)Sincich, Terry. A Course in Modern Business Statistics. Dellen Pub. Co. Collier Macmillan Canada Maxwell Macmillan International, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.