Schmidgall, R. S. (1990). Hospitality industry managerial accounting (2nd ed.). Educational Institute of the American Hotel & Motel Association.
Lua i Stíl Chicago (17ú heag.)Schmidgall, Raymond S. Hospitality Industry Managerial Accounting. 2nd ed. East Lansing, Mich.: Educational Institute of the American Hotel & Motel Association, 1990.
Lua MLA (8ú heag.)Schmidgall, Raymond S. Hospitality Industry Managerial Accounting. 2nd ed. Educational Institute of the American Hotel & Motel Association, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.