Straub, J. T., & Attner, R. F. (1991). Introduction to business (4th ed.). PWS-KENT Pub. Co.,.
Lua i Stíl Chicago (17ú heag.)Straub, Joseph T., agus Raymond F. Attner. Introduction to Business. 4th ed. Boston: PWS-KENT Pub. Co.,, 1991.
Lua MLA (8ú heag.)Straub, Joseph T., agus Raymond F. Attner. Introduction to Business. 4th ed. PWS-KENT Pub. Co.,, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.