Cita APA (7a ed.)

Lappe, K. G. (1824). Blätter. [s.n.].

Cita Chicago Style (17a ed.)

Lappe, Karl Gottlieb. Blätter. Stralsund ; Berlin: [s.n.], 1824.

Cita MLA (9a ed.)

Lappe, Karl Gottlieb. Blätter. [s.n.], 1824.