Horngren, C. T., & Foster, G. (1991). Cost accounting: A managerial emphasis (7th ed.). Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Horngren, Charles T., agus George Foster. Cost Accounting: A Managerial Emphasis. 7th ed. New Jersey: Prentice Hall, 1991.
Lua MLA (9ú heag.)Horngren, Charles T., agus George Foster. Cost Accounting: A Managerial Emphasis. 7th ed. Prentice Hall, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.