Style de citation APA (7e éd.)

Hugues, J. (2008). Language leader: Workbook with key and audio cd : intermediate. Pearson Education Limited.

Style de citation Chicago (17e éd.)

Hugues, John. Language Leader: Workbook with Key and Audio Cd : Intermediate. Harlow: Pearson Education Limited, 2008.

Style de citation MLA (8e éd.)

Hugues, John. Language Leader: Workbook with Key and Audio Cd : Intermediate. Pearson Education Limited, 2008.