ALEXANDER, L. (1994). Practice And Progress New Concept English: Suplementary Written & Exercises L.g. Alexander. Kanisius.
Style de citation Chicago (17e éd.)ALEXANDER, L.G. Practice And Progress New Concept English: Suplementary Written & Exercises L.g. Alexander. Kanisius, 1994.
Style de citation MLA (8e éd.)ALEXANDER, L.G. Practice And Progress New Concept English: Suplementary Written & Exercises L.g. Alexander. Kanisius, 1994.
Attention : ces citations peuvent ne pas être correctes à 100%.