APA引文

Michael, A. (2003). Marketing through search optimization: How to be found on the web. Elsevier: Amsterdam.

Trích dẫn kiểu Chicago

Michael, Alex. Marketing Through Search Optimization: How to Be Found On the Web. Elsevier: Amsterdam, 2003.

MLA引文

Michael, Alex. Marketing Through Search Optimization: How to Be Found On the Web. Elsevier: Amsterdam, 2003.

警告：這些引文格式不一定是100％准確.