APA (7th ed.) Citation

Copernicus, N., Brożek, M., & Dobrzycki, J. (1987). O obrotach. Ossolineum.

Chicago Style (17th ed.) Citation

Copernicus, Nicolaus, Mieczysław Brożek, and Jerzy Dobrzycki. O Obrotach. Wrocław: Ossolineum, 1987.

MLA (9th ed.) Citation

Copernicus, Nicolaus, et al. O Obrotach. Ossolineum, 1987.