APA (7th ed.) Zitazioa

Sloman, J. (2006). Economics (6th ed.). Pearson.

Chicago Style (17th ed.) Zitazioa

Sloman, John. Economics. 6th ed. New Delhi: Pearson, 2006.

MLA (9th ed.) Zitazioa

Sloman, John. Economics. 6th ed. Pearson, 2006.