Haugen, R. A. (1997). Modern investment theory/4ed (4th ed.). Prentice-Hall of India.
Chicago Style aipamenaHaugen, Robert A. Modern Investment Theory/4ed. 4th ed. New Jersey: Prentice-Hall of India, 1997.
MLA aipamenaHaugen, Robert A. Modern Investment Theory/4ed. 4th ed. Prentice-Hall of India, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.