APA (7th ed.) Citation

Galewicz, W., & Hartmann, N. (1987). N. Hartmann. Wiedza Powszechna.

Chicago Style (17th ed.) Citation

Galewicz, Włodzimierz, and Nicolai Hartmann. N. Hartmann. Warszawa: Wiedza Powszechna, 1987.

MLA (9th ed.) Citation

Galewicz, Włodzimierz, and Nicolai Hartmann. N. Hartmann. Wiedza Powszechna, 1987.

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