Cita APA (7th ed.)

Hirschfelder, H., & Wolf, H. (1965). Naumburg. Brockhaus.

Cita Chicago (17th ed.)

Hirschfelder, Hans, i Hans Wolf. Naumburg. Leipzig: Brockhaus, 1965.

Cita MLA (8th ed.)

Hirschfelder, Hans, i Hans Wolf. Naumburg. Brockhaus, 1965.