APA aipamena

An outline of american economics. [s.l.]: [s.n.].

Chicago Style aipamena

An Outline of American Economics. [s.l.]: [s.n.].

MLA aipamena

An Outline of American Economics. [s.l.]: [s.n.].

Kontuz: berrikusi erreferentzia hauek erabili aurretik.