Cita APA (7th ed.)

Parkin, M. (2012). Economics (10th ed. Global ed.). Pearson.

Cita Chicago (17th ed.)

Parkin, Michael. Economics. 10th ed. Global ed. Boston: Pearson, 2012.

Cita MLA (9th ed.)

Parkin, Michael. Economics. 10th ed. Global ed. Pearson, 2012.