Cita APA (7th ed.)

ebrary, Inc, Cienciala, A. M., Lebedeva, N. S., & Materski, W. (2007). Katyn: A crime without punishment. Yale University Press.

Cita Chicago (17th ed.)

ebrary, Inc, Anna M. Cienciala, N. S. Lebedeva, i Wojciech Materski. Katyn: A Crime Without Punishment. New Haven: Yale University Press, 2007.

Cita MLA (9th ed.)

ebrary, Inc, et al. Katyn: A Crime Without Punishment. Yale University Press, 2007.