Singh, P. (2014). Portfolio management (7thed.). Himalaya.
Chicago Style (17th ed.) ZitazioaSingh, Preeti. Portfolio Management. 7thed. Mumbai: Himalaya, 2014.
MLA (9th ed.) ZitazioaSingh, Preeti. Portfolio Management. 7thed. Himalaya, 2014.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.