APA引文

(2004). Interactive world issues: Of place and planet. Boston: McGraw-Hill.

Trích dẫn kiểu Chicago

Interactive World Issues: Of Place and Planet. Boston: McGraw-Hill, 2004.

MLA引文

Interactive World Issues: Of Place and Planet. Boston: McGraw-Hill, 2004.

警告：這些引文格式不一定是100％准確.