APA引文

Cameron, S. (2008). Hemispheres 4: Workbook. Singapore: McGraw-Hill ESL/ELT.

Trích dẫn kiểu Chicago

Cameron, Scott. Hemispheres 4: Workbook. Singapore: McGraw-Hill ESL/ELT, 2008.

MLA引文

Cameron, Scott. Hemispheres 4: Workbook. Singapore: McGraw-Hill ESL/ELT, 2008.

警告：這些引文格式不一定是100％准確.