(1998). Studies in foreign language learning and teaching. Wydawnictwo Uniwersytetu Śląskiego.
Citazione stile Chigago Style (17a edizione)Studies in Foreign Language Learning and Teaching. Katowice: Wydawnictwo Uniwersytetu Śląskiego, 1998.
Citatione MLA (9a ed.)Studies in Foreign Language Learning and Teaching. Wydawnictwo Uniwersytetu Śląskiego, 1998.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.