APA (7th ed.) Citation

Jeżowski, G. (2011). The Polish Underground State. Kraków under Nazi occupation.

Chicago Style (17th ed.) Citation

Jeżowski, Grzegorz. "The Polish Underground State." Kraków Under Nazi Occupation 2011.

MLA (8th ed.) Citation

Jeżowski, Grzegorz. "The Polish Underground State." Kraków Under Nazi Occupation, 2011.

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