APA (7th ed.) Citation

Chwalba, A. (2011). Historia powszechna: 1989-2011. PWN.

Chicago Style (17th ed.) Citation

Chwalba, Andrzej. Historia Powszechna: 1989-2011. Warszawa: PWN, 2011.

MLA (9th ed.) Citation

Chwalba, Andrzej. Historia Powszechna: 1989-2011. PWN, 2011.

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