Cita APA (7a ed.)

Pfizer, G. (1836). Martin Luther's Leben. [s.n.].

Cita Chicago Style (17a ed.)

Pfizer, Gustav. Martin Luther's Leben. Stuttgart: [s.n.], 1836.

Cita MLA (9a ed.)

Pfizer, Gustav. Martin Luther's Leben. [s.n.], 1836.