Dyfyniad APA
Walgenbach, P. H., Dittrich, N. E., & Hanson, E. I. (1984). Principles of accounting (3rd ed.). Harcourt Brace Jovanovich.
Dyfyniad Arddull Chicago
Walgenbach, Paul Henry, Norman E. Dittrich, and Ernest I. Hanson. Principles of Accounting. 3rd ed. San Diego: Harcourt Brace Jovanovich, 1984.
Dyfyniad MLA
Walgenbach, Paul Henry, et al. Principles of Accounting. 3rd ed. Harcourt Brace Jovanovich, 1984.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.