A Douglas Hillman. (1984). Principles of accounting (3rd ed.). Dryden Press.
Lua i Stíl Chicago (17ú heag.)A Douglas Hillman. Principles of Accounting. 3rd ed. Chicago: Dryden Press, 1984.
Lua MLA (9ú heag.)A Douglas Hillman. Principles of Accounting. 3rd ed. Dryden Press, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.