Cita APA (7th ed.)

Slavin, S. L. (1996). Economics (4th ed.). McGraw hill.

Cita Chicago (17th ed.)

Slavin, Stephen L. Economics. 4th ed. Boston: McGraw hill, 1996.

Cita MLA (9th ed.)

Slavin, Stephen L. Economics. 4th ed. McGraw hill, 1996.