Dyfyniad APA

Williams, J. R. (2008). Financial accounting (13th ed.). McGraw-Hill.

Dyfyniad Arddull Chicago

Williams, Jan R. Financial Accounting. 13th ed. Boston: McGraw-Hill, 2008.

Dyfyniad MLA

Williams, Jan R. Financial Accounting. 13th ed. McGraw-Hill, 2008.

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