APA (7e ed.) Bronvermelding

ELTON, E. J., & GRUBER, M. J. (1995). Modern portfolio theory and investment analysis.-- ed.5. John Wiley and Sons.

Chicago (17e ed.) Bronvermelding

ELTON, Edwin J., en Martin J. GRUBER. Modern Portfolio Theory and Investment Analysis.-- Ed.5. New York: John Wiley and Sons, 1995.

MLA (9e ed.) Bronvermelding

ELTON, Edwin J., en Martin J. GRUBER. Modern Portfolio Theory and Investment Analysis.-- Ed.5. John Wiley and Sons, 1995.