APA (7th ed.) Citation

Hellwig, J., & Cieszkowski, A. (1979). Cieszkowski. Wiedza Powszechna.

Chicago Style (17th ed.) Citation

Hellwig, Jan, and August Cieszkowski. Cieszkowski. Warszawa: Wiedza Powszechna, 1979.

MLA (9th ed.) Citation

Hellwig, Jan, and August Cieszkowski. Cieszkowski. Wiedza Powszechna, 1979.

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