Cita APA (7a ed.)

Perman, R., & Scouller, J. (1999). Business economics. Oxford University Press.

Cita Chicago Style (17a ed.)

Perman, Roger, y John Scouller. Business Economics. Oxford: Oxford University Press, 1999.

Cita MLA (9a ed.)

Perman, Roger, y John Scouller. Business Economics. Oxford University Press, 1999.