Haugen, R. A. (1990). Modern investment theory (2nd ed.). Prentice-Hall International.
Cita Chicago Style (17a ed.)Haugen, Robert A. Modern Investment Theory. 2nd ed. London: Prentice-Hall International, 1990.
Cita MLA (9a ed.)Haugen, Robert A. Modern Investment Theory. 2nd ed. Prentice-Hall International, 1990.
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