STOLARCZYK, Agnieszka. Ezra Levant: Ethical Oil. The Case for Canada’s Oil Sands Toronto: McClelland & Stewart, 2010, ss. 261. Studia Politicae Universitatis Silesiensis, [S. l.], v. 11, 2018. Disponível em: https://journals.us.edu.pl/index.php/SPUS/article/view/6341. Acesso em: 5 grudz. 2025.