APA (7th ed.) Citation

Ruchniewicz, M., & Ruchniewicz, K. V. (2003). Katyn 1940. Orte des Grauens.

Chicago Style (17th ed.) Citation

Ruchniewicz, Malgorzata, and Krzysztof Verfasser*in Ruchniewicz. "Katyn 1940." Orte Des Grauens 2003.

MLA (8th ed.) Citation

Ruchniewicz, Malgorzata, and Krzysztof Verfasser*in Ruchniewicz. "Katyn 1940." Orte Des Grauens, 2003.

Warning: These citations may not always be 100% accurate.