Cita APA (7th ed.)
Harmeyer, K. M. (2001). Consumer mathematics. AGS,American guidance service.
Cita Chicago (17th ed.)
Harmeyer, Kathleen M. Consumer Mathematics. Minnesota: AGS,American guidance service, 2001.
Cita MLA (9th ed.)
Harmeyer, Kathleen M. Consumer Mathematics. AGS,American guidance service, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.