APA aipamena

 Ferrell, O. C. (2014).  Business: A changing world.  McGraw-Hill Irwin.

Chicago Style aipamena

 Ferrell, O. C.  Business: A Changing World.  McGraw-Hill Irwin, 2014.

MLA aipamena

 Ferrell, O. C.  Business: A Changing World.  McGraw-Hill Irwin, 2014.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.