Cita APA (7th ed.)

Wicksell, K., Classen, E. 1., & Robbins, L. C. (1934). Lectures on political economy. G. Routledge.

Cita Chicago (17th ed.)

Wicksell, Knut, Ernest 1881 Classen, i Lionel Charles Robbins. Lectures on Political Economy. London: G. Routledge, 1934.

Cita MLA (9th ed.)

Wicksell, Knut, et al. Lectures on Political Economy. G. Routledge, 1934.