Cita APA (7th ed.)

Hoppe, W. (1933). Brandenburg: W. Hoppe. Koehler.

Cita Chicago (17th ed.)

Hoppe, Willy. Brandenburg: W. Hoppe. Leipzig: Koehler, 1933.

Cita MLA (8th ed.)

Hoppe, Willy. Brandenburg: W. Hoppe. Koehler, 1933.