APA引文

Elton, E. J., & Gruber, M. J. (2011). Modern portfolio theory and investment analysis. New York: Wiley.

Trích dẫn kiểu Chicago

Elton, Edwin J., và Martin Jay Gruber. Modern Portfolio Theory and Investment Analysis. New York: Wiley, 2011.

MLA引文

Elton, Edwin J., và Martin Jay Gruber. Modern Portfolio Theory and Investment Analysis. New York: Wiley, 2011.

警告：這些引文格式不一定是100％准確.