Cita APA (7a ed.)

Cotton, D., Falvey, D., & Kent, S. (2016). Market leader: Upper intermediate : business english couse book with MyEnglishLab (3rd edition extra.). Pearson Education.

Cita Chicago Style (17a ed.)

Cotton, David, David Falvey, y Simon Kent. Market Leader: Upper Intermediate : Business English Couse Book with MyEnglishLab. 3rd edition extra. Harlow: Pearson Education, 2016.

Cita MLA (9a ed.)

Cotton, David, et al. Market Leader: Upper Intermediate : Business English Couse Book with MyEnglishLab. 3rd edition extra. Pearson Education, 2016.