APA aipamena

Lipsey & Chrystal. (2004). Economics (10.). Oxford.

Chicago Style aipamena

Lipsey and Chrystal. Economics. 10. New Delhi: Oxford, 2004.

MLA aipamena

Lipsey and Chrystal. Economics. 10. Oxford, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.