Cita APA (7th ed.)

Clark, G. N. (1947). The seventeenth century (2a. ed.). Oxford University Press.

Cita Chicago (17th ed.)

Clark, George N. The Seventeenth Century. 2a. ed. Londres: Oxford University Press, 1947.

Cita MLA (9th ed.)

Clark, George N. The Seventeenth Century. 2a. ed. Oxford University Press, 1947.