Cita APA (7a ed.)

Ortlepp, E. (1831). Gustav Adolph. [s.n.].

Cita Chicago Style (17a ed.)

Ortlepp, Ernst. Gustav Adolph. Leipzig: [s.n.], 1831.

Cita MLA (9a ed.)

Ortlepp, Ernst. Gustav Adolph. [s.n.], 1831.