APA引文

Norman, S. (1988). We're in Business: English for Commercial Practice and International Trade. London: Longman.

Trích dẫn kiểu Chicago

Norman, Susan. We're in Business: English for Commercial Practice and International Trade. London: Longman, 1988.

MLA引文

Norman, Susan. We're in Business: English for Commercial Practice and International Trade. London: Longman, 1988.

警告：这些引文格式不一定是100％准确.