Cita APA (7a ed.)

Häusser, L., & Oncken, W. (1873). The period of the Reformation, 1517 to 1648. Robert Carter & Brothers.

Cita Chicago Style (17a ed.)

Häusser, Ludwig, y Wilhelm Oncken. The Period of the Reformation, 1517 to 1648. New York: Robert Carter & Brothers, 1873.

Cita MLA (9a ed.)

Häusser, Ludwig, y Wilhelm Oncken. The Period of the Reformation, 1517 to 1648. Robert Carter & Brothers, 1873.