Cita APA

Dolan, E. G., & Stigum, M. L. (1980). Economics (4th ed.). Dryden.

Chicago Edition Citation

Dolan, Edwin G., i Marcia L. Stigum. Economics. 4th ed. London: Dryden, 1980.

Cita MLA

Dolan, Edwin G., i Marcia L. Stigum. Economics. 4th ed. Dryden, 1980.