Cita APA (7a ed.)

Collomp, C., Groppo, B., & Plotkin, A. (2009). An american in Hitler's Berlin: Abraham Pllotkin's diary, 1932-33. University of Illinois.

Cita Chicago Style (17a ed.)

Collomp, Catherine, Bruno Groppo, y Abraham Plotkin. An American in Hitler's Berlin: Abraham Pllotkin's Diary, 1932-33. Illinois: University of Illinois, 2009.

Cita MLA (8a ed.)

Collomp, Catherine, et al. An American in Hitler's Berlin: Abraham Pllotkin's Diary, 1932-33. University of Illinois, 2009.