Kellison, S. G. (1991). The theory of interest (2nd ed.). McGraw-Hill.
Cita Chicago (17th ed.)Kellison, Stephen G. The Theory of Interest. 2nd ed. Boston, MA: McGraw-Hill, 1991.
Cita MLA (9th ed.)Kellison, Stephen G. The Theory of Interest. 2nd ed. McGraw-Hill, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.