APA aipamena

Baumol, W. J. (2005). Economics: Principles and policy. Australia: Thomson Learrning.

Chicago Style aipamena

Baumol, William J. Economics: Principles and Policy. Australia: Thomson Learrning, 2005.

MLA aipamena

Baumol, William J. Economics: Principles and Policy. Australia: Thomson Learrning, 2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.