Levy, H., & Sarnat, M. (1984). Portfolio and investment selection: Theory and practice. Prentice/Hall International.
Lua i Stíl Chicago (17ú heag.)Levy, Haim, agus Marshall Sarnat. Portfolio and Investment Selection: Theory and Practice. Englewood Cliffs, N.J: Prentice/Hall International, 1984.
Lua MLA (9ú heag.)Levy, Haim, agus Marshall Sarnat. Portfolio and Investment Selection: Theory and Practice. Prentice/Hall International, 1984.