Cita APA (7a ed.)

Lange, O., Klain, S., Stadler, J., & Knightsfield, P. (1971). Political economy ([1st ed.].). Pergamon Press.

Cita Chicago Style (17a ed.)

Lange, Oskar, S.A Klain, J. Stadler, y P.F Knightsfield. Political Economy. [1st ed.]. Oxford [etc.]: Pergamon Press, 1971.

Cita MLA (9a ed.)

Lange, Oskar, et al. Political Economy. [1st ed.]. Pergamon Press, 1971.