APA aipamena

Elton, E. J., & Gruber, M. J. (2011). Investments and portfolio performance. World Scientific Publishing Company.

Chicago Style aipamena

Elton, Edwin J., and Martin Jay Gruber. Investments and Portfolio Performance. Singapore: World Scientific Publishing Company, 2011.

MLA aipamena

Elton, Edwin J., and Martin Jay Gruber. Investments and Portfolio Performance. World Scientific Publishing Company, 2011.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.