APA aipamena

Perman, R., & Scouller, J. (1999). Business economics. Oxford University Press.

Chicago Style aipamena

Perman, Roger, and John Scouller. Business Economics. Oxford: Oxford University Press, 1999.

MLA aipamena

Perman, Roger, and John Scouller. Business Economics. Oxford University Press, 1999.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.