APA引文

United States of American. (2002). Open Court Reading - Challenge Workbook - Grade 6. NewYork: Mc Graw-Hill.

Trích dẫn kiểu Chicago

United States of American. Open Court Reading - Challenge Workbook - Grade 6. NewYork: Mc Graw-Hill, 2002.

MLA引文

United States of American. Open Court Reading - Challenge Workbook - Grade 6. NewYork: Mc Graw-Hill, 2002.

警告：這些引文格式不一定是100％准確.