APA (7th ed.) Citation

Kennedy, J. F. (1966). Zivilcourage =: Profiles in Courage (8η εκδ.). Wilhelm Heyne.

Chicago Style (17th ed.) Citation

Kennedy, John F. Zivilcourage =: Profiles in Courage. 8η εκδ. Munchen: Wilhelm Heyne, 1966.

MLA (9th ed.) Citation

Kennedy, John F. Zivilcourage =: Profiles in Courage. 8η εκδ. Wilhelm Heyne, 1966.