Cita APA (7a ed.)

Ortlepp, E. (1833). Cölestin. [s.n.].

Cita Chicago Style (17a ed.)

Ortlepp, Ernst. Cölestin. Leipzig: [s.n.], 1833.

Cita MLA (9a ed.)

Ortlepp, Ernst. Cölestin. [s.n.], 1833.