APA (7th ed.) Citation

Jaworski, M. (1978). Janusz Korczak. Interpress Publ.

Chicago Style (17th ed.) Citation

Jaworski, Marek. Janusz Korczak. Warsaw: Interpress Publ, 1978.

MLA (9th ed.) Citation

Jaworski, Marek. Janusz Korczak. Interpress Publ, 1978.

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