Lewandowska, Elwira, and Krzysztof Polok. “TEACHING LINGUA FRANCA ENGLISH – TEACHING THE IMPOSSIBLE?”. Linguodidactica 23 (March 5, 2019): 127–145. Accessed January 3, 2025. https://czasopisma.filologia.uwb.edu.pl/index.php/l/article/view/68.