Cita APA (7th ed.)

Janda, A., & Heining, W. (2004). 1937-1958. Wienand.

Cita Chicago (17th ed.)

Janda, Annegret, i Willi Heining. 1937-1958. Köln: Wienand, 2004.

Cita MLA (8th ed.)

Janda, Annegret, i Willi Heining. 1937-1958. Wienand, 2004.