Cita APA (7a ed.)

Cossa, L. (1880). Guide to the study of political economy. Macmillan & CO.

Cita Chicago Style (17a ed.)

Cossa, Luigi. Guide to the Study of Political Economy. London: Macmillan & CO, 1880.

Cita MLA (9a ed.)

Cossa, Luigi. Guide to the Study of Political Economy. Macmillan & CO, 1880.