Style de citation APA (7e éd.)
Alexander, L. (1980). Practice and progress: <an> integrated course for pre-intermediate students. Longman.
Style de citation Chicago (17e éd.)
Alexander, L.G. Practice and Progress: <an> Integrated Course for Pre-intermediate Students. London: Longman, 1980.
Style de citation MLA (9e éd.)
Alexander, L.G. Practice and Progress: <an> Integrated Course for Pre-intermediate Students. Longman, 1980.
Attention : ces citations peuvent ne pas être correctes à 100%.