APA aipamena

Hay,Donald A, & Morris,Derek J. (1979). Industrial economics. Oxford University Press.

Chicago Style aipamena

Hay,Donald A, and Morris,Derek J. Industrial Economics. Oxford: Oxford University Press, 1979.

MLA aipamena

Hay,Donald A, and Morris,Derek J. Industrial Economics. Oxford University Press, 1979.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.