Cita APA (7th ed.)

Zweig, S., & Zweig, F. M. (1954). Stefan and Friderike Zweig: Their correspondence, 1912-1942. Hastings House.

Cita Chicago (17th ed.)

Zweig, Stefan, i Friderike M. Zweig. Stefan and Friderike Zweig: Their Correspondence, 1912-1942. New York: Hastings House, 1954.

Cita MLA (8th ed.)

Zweig, Stefan, i Friderike M. Zweig. Stefan and Friderike Zweig: Their Correspondence, 1912-1942. Hastings House, 1954.