Cita APA (7th ed.)
Williams, J. R. (2006). Financial accounting (12/e.). McGraw-Hill/Irwin.
Cita Chicago (17th ed.)
Williams, Jan R. Financial Accounting. 12/e. Boston, Mass.: McGraw-Hill/Irwin, 2006.
Cita MLA (9th ed.)
Williams, Jan R. Financial Accounting. 12/e. McGraw-Hill/Irwin, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.