Cotton, D. (2010). Market leader: Upter Intermediate business english course book B2. Pearson.
Trích dẫn kiểu ChicagoCotton, David. Market Leader: Upter Intermediate Business English Course Book B2. Pearson, 2010.
MLA引文Cotton, David. Market Leader: Upter Intermediate Business English Course Book B2. Pearson, 2010.
警告:這些引文格式不一定是100%准確.