Dubicka, I., & O'Keeffe, M. (2016). Market leader: Advanced : business english course book (3rd edition extra with business skills and self-assessment.). FT Publishing Financial Times.
Chicago-Zitierstil (17. Ausg.)Dubicka, Iwonna, und Margaret O'Keeffe. Market Leader: Advanced : Business English Course Book. 3rd edition extra with business skills and self-assessment. Harlow, Essex, England: FT Publishing Financial Times, 2016.
MLA-Zitierstil (9. Ausg.)Dubicka, Iwonna, und Margaret O'Keeffe. Market Leader: Advanced : Business English Course Book. 3rd edition extra with business skills and self-assessment. FT Publishing Financial Times, 2016.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.