APA ציטוט

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.

ציטוט MLA

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