APA aipamena

Twark, A. J. (1973). Security analysis and portfolio management: Casebook. Holden-day.

Chicago Style aipamena

Twark, Allan J. Security Analysis and Portfolio Management: Casebook. Holden-day, 1973.

MLA aipamena

Twark, Allan J. Security Analysis and Portfolio Management: Casebook. Holden-day, 1973.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.