APA (7th ed.) Zitazioa

Allen, D. E. (1983). Finance: A theoretical introduction. M. Robertson.

Chicago Style (17th ed.) Zitazioa

Allen, David E. Finance: A Theoretical Introduction. Oxford: M. Robertson, 1983.

MLA (9th ed.) Zitazioa

Allen, David E. Finance: A Theoretical Introduction. M. Robertson, 1983.