Cita APA (7th ed.)

Cotton D. David, Falvey D. David, & Kent S. Simon. (2010). Market Leader. Pre-Intermediate Business English: Course Book. Harlow, Longman, 2010.

Cita Chicago (17th ed.)

Cotton D. David, Falvey D. David, i Kent S. Simon. Market Leader. Pre-Intermediate Business English: Course Book. Harlow, Longman, 2010, 2010.

Cita MLA (9th ed.)

Cotton D. David, et al. Market Leader. Pre-Intermediate Business English: Course Book. Harlow, Longman, 2010, 2010.