Cita APA (7a ed.)

Lebeau, I., & Rees, G. (2013). New language leader. Elementary: Coursebook. Pearson Education.

Cita Chicago Style (17a ed.)

Lebeau, Ian, y Gareth Rees. New Language Leader. Elementary: Coursebook. Harlow: Pearson Education, 2013.

Cita MLA (8a ed.)

Lebeau, Ian, y Gareth Rees. New Language Leader. Elementary: Coursebook. Pearson Education, 2013.