Cita APA (7th ed.)

Lipsey, R., & Chrystal, A. (2015). ECONOMICS. Oxford University Press.

Cita Chicago (17th ed.)

Lipsey, Richard, i Alec Chrystal. ECONOMICS. Oxford: Oxford University Press, 2015.

Cita MLA (9th ed.)

Lipsey, Richard, i Alec Chrystal. ECONOMICS. Oxford University Press, 2015.