ELTON, E. J., GRUBER, M. J., BROWN, S. J., & GOETZMANN, W. N. (2007). Modern portfolio theory and investment analysis (Ed.7.). John Wiley and Sons.
芝加哥风格引文ELTON, Edwin J., Martin J. GRUBER, Stephen J. BROWN, 与 William N. GOETZMANN. Modern Portfolio Theory and Investment Analysis. Ed.7. New Jersey: John Wiley and Sons, 2007.
MLA引文ELTON, Edwin J., et al. Modern Portfolio Theory and Investment Analysis. Ed.7. John Wiley and Sons, 2007.
警告：这些引文格式不一定是100％准确.