APA引文

Dubicka, I., & O'Keeffe, M. (2015). Market Leader: Advanced: Business English Course Book. PearsonLongman.

Trích dẫn kiểu Chicago

Dubicka, Iwonna, và Margaret O'Keeffe. Market Leader: Advanced: Business English Course Book. PearsonLongman, 2015.

MLA引文

Dubicka, Iwonna, và Margaret O'Keeffe. Market Leader: Advanced: Business English Course Book. PearsonLongman, 2015.

警告：這些引文格式不一定是100％准確.