Langer, L. L. (1978). Survival through art: The career of Gertrud Kolmar / Lawrence L. Langer. Year Book / Leo Baeck Institute.
Citazione stile Chigago Style (17a edizione)Langer, Lawrence L. "Survival Through Art: The Career of Gertrud Kolmar / Lawrence L. Langer." Year Book / Leo Baeck Institute 1978.
Citatione MLA (8a ed.)Langer, Lawrence L. "Survival Through Art: The Career of Gertrud Kolmar / Lawrence L. Langer." Year Book / Leo Baeck Institute, 1978.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.