APA引文

Ryan,Damian. (2017). Understanding digital marketing (4.). Kogen page Ltd.

Chicago Style (17th ed.) Citation

Ryan,Damian. Understanding Digital Marketing. 4. London: Kogen page Ltd, 2017.

MLA引文

Ryan,Damian. Understanding Digital Marketing. 4. Kogen page Ltd, 2017.

警告：這些引文格式不一定是100％准確.