Dyfyniad APA
Hermanson, R. H., & Edwards, J. D. (1992). Accounting principles (5th ed.). IRWIN.
Dyfyniad Arddull Chicago
Hermanson, Roger H., and James Don Edwards. Accounting Principles. 5th ed. Boston: IRWIN, 1992.
Dyfyniad MLA
Hermanson, Roger H., and James Don Edwards. Accounting Principles. 5th ed. IRWIN, 1992.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.