Cita APA (7th ed.)

Quelle, E. (1987). Ragtime-Company: Ernst-August Quelle. Bauer.

Cita Chicago (17th ed.)

Quelle, Ernst-August. Ragtime-Company: Ernst-August Quelle. Karlsruhe: Bauer, 1987.

Cita MLA (8th ed.)

Quelle, Ernst-August. Ragtime-Company: Ernst-August Quelle. Bauer, 1987.