Hart, G. B. (2017). Business Benchmark: Upper intermediatr. Student's Book. New York: Cambridge University Press; Cambridge English.
Trích dẫn kiểu ChicagoHart, Guy Brook. Business Benchmark: Upper Intermediatr. Student's Book. New York: Cambridge University Press; Cambridge English, 2017.
MLA引文Hart, Guy Brook. Business Benchmark: Upper Intermediatr. Student's Book. New York: Cambridge University Press; Cambridge English, 2017.
警告：這些引文格式不一定是100％准確.