Cita APA

Ruggiero, G. d. 1., & Collingwood, R. G. (1959). The History of European Liberalism. Boston, Massachusetts US: Beacon Paperback.

Citación estilo Chicago

Ruggiero, Guido de 1888-1948,, y Robin George Collingwood. The History of European Liberalism. Boston, Massachusetts US: Beacon Paperback, 1959.

Cita MLA

Ruggiero, Guido de 1888-1948,, y Robin George Collingwood. The History of European Liberalism. Boston, Massachusetts US: Beacon Paperback, 1959.