Cita APA (7th ed.)
Ferrell, O., Hirt Geoffrey, & Linda Ferrell. (2008). Business. McGraw-Hill.
Cita Chicago (17th ed.)
Ferrell, O.C, Hirt Geoffrey, i Linda Ferrell. Business. Boston: McGraw-Hill, 2008.
Cita MLA (9th ed.)
Ferrell, O.C, et al. Business. McGraw-Hill, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.