Dyfyniad APA

Horngren, C. T., & Foster, G. (1991). Cost accounting: A managerial emphasis (7th ed.). Prentice Hall.

Dyfyniad Arddull Chicago

Horngren, Charles T., and George Foster. Cost Accounting: A Managerial Emphasis. 7th ed. New Jersey: Prentice Hall, 1991.

Dyfyniad MLA

Horngren, Charles T., and George Foster. Cost Accounting: A Managerial Emphasis. 7th ed. Prentice Hall, 1991.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.