APA (7e ed.) Bronvermelding

Porter, G. A., & Norton, C. L. (2008). Using financial accounting information: The alternative to debits and credits (5th ed.). Thomson/South-Western.

Chicago (17e ed.) Bronvermelding

Porter, Gary A., en Curtis L. Norton. Using Financial Accounting Information: The Alternative to Debits and Credits. 5th ed. Australia: Thomson/South-Western, 2008.

MLA (9e ed.) Bronvermelding

Porter, Gary A., en Curtis L. Norton. Using Financial Accounting Information: The Alternative to Debits and Credits. 5th ed. Thomson/South-Western, 2008.