APA (7th ed.) Citation

Klukowski, Z., Klukowski, A., Klukowski May, H., Klukowski, G., & Penkower, M. N. (1993). Diary from the years of occupation 1939-44. University of Illinois Press.

Chicago Style (17th ed.) Citation

Klukowski, Zygmunt, Andrew Klukowski, Helen Klukowski May, George Klukowski, and Monty Noam Penkower. Diary from the Years of Occupation 1939-44. Urbana: University of Illinois Press, 1993.

MLA (8th ed.) Citation

Klukowski, Zygmunt, et al. Diary from the Years of Occupation 1939-44. University of Illinois Press, 1993.