APA-referens (7:e uppl.)

Porter, G. A., & Norton, C. L. (2018). Using financial accounting information: The alternative to debits and credits (10e.). Cengage Learning.

Chicago-referens (17:e uppl.)

Porter, Gary A., och Curtis L. Norton. Using Financial Accounting Information: The Alternative to Debits and Credits. 10e. Boston, MA, USA: Cengage Learning, 2018.

MLA-referens (9:e uppl.)

Porter, Gary A., och Curtis L. Norton. Using Financial Accounting Information: The Alternative to Debits and Credits. 10e. Cengage Learning, 2018.