APA (7th ed.) Citation

Pisarek, W. Metody i techniki badawcze.

Chicago Style (17th ed.) Citation

Pisarek, Walery. Metody I Techniki Badawcze.

MLA (9th ed.) Citation

Pisarek, Walery. Metody I Techniki Badawcze.

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