APA (7e ed.) Bronvermelding

Czepil, B., & Opioa, W. (2020). Ethnic diversity and local governance quality: The case of Opole Province in Poland. Peter Lang.

Chicago (17e ed.) Bronvermelding

Czepil, Bartosz, en Wojciech Opioa. Ethnic Diversity and Local Governance Quality: The Case of Opole Province in Poland. Berlin: Peter Lang, 2020.

MLA (9e ed.) Bronvermelding

Czepil, Bartosz, en Wojciech Opioa. Ethnic Diversity and Local Governance Quality: The Case of Opole Province in Poland. Peter Lang, 2020.