Truett, L. J., & Truett, D. B. (2001). Managerial economics: Analysis, problems, cases (7th ed.). South-Western College Pub..
Lua i Stíl Chicago (17ú heag.)Truett, Lila J., agus Dale B. Truett. Managerial Economics: Analysis, Problems, Cases. 7th ed. Cincinnati, Ohio: South-Western College Pub., 2001.
Lua MLA (8ú heag.)Truett, Lila J., agus Dale B. Truett. Managerial Economics: Analysis, Problems, Cases. 7th ed. South-Western College Pub., 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.