Cita APA

LEBEAU, I., & REES, G. (2011). Language leader: Pre-Intermediate : Workbook with Key and Audio CD (6a. ed.). Harlow: Pearson Longman.

Citación estilo Chicago

LEBEAU, Ian, and Gareth REES. Language Leader: Pre-Intermediate : Workbook With Key and Audio CD. 6a. ed. Harlow: Pearson Longman, 2011.

Cita MLA

LEBEAU, Ian, and Gareth REES. Language Leader: Pre-Intermediate : Workbook With Key and Audio CD. 6a. ed. Harlow: Pearson Longman, 2011.