APA引文

Davidson, J. (1991). Selling to the giants. Singapore: Heinemann Asia.

Trích dẫn kiểu Chicago

Davidson, Jeff. Selling to the Giants. Singapore: Heinemann Asia, 1991.

MLA引文

Davidson, Jeff. Selling to the Giants. Singapore: Heinemann Asia, 1991.

警告：這些引文格式不一定是100％准確.