Roberg, K. W. (2009). A visa or your life!: A boy's life and the odyssey of his escape from Nazi Germany. AuthorHouse.
Chicago-Zitierstil (17. Ausg.)Roberg, Kurt W. A Visa or Your Life!: A Boy's Life and the Odyssey of His Escape from Nazi Germany. Bloomington, Ind: AuthorHouse, 2009.
MLA-Zitierstil (9. Ausg.)Roberg, Kurt W. A Visa or Your Life!: A Boy's Life and the Odyssey of His Escape from Nazi Germany. AuthorHouse, 2009.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.