Cita APA (7a ed.)

Shafer, R. (1933). Seventeenth century studies. Princeton University press.

Cita Chicago Style (17a ed.)

Shafer, Robert. Seventeenth Century Studies. Princeton: Princeton University press, 1933.

Cita MLA (8a ed.)

Shafer, Robert. Seventeenth Century Studies. Princeton University press, 1933.