Ryan,Damian. (2017). Understanding digital marketing (4.). Kogen page Ltd.
Citación estilo ChicagoRyan,Damian. Understanding Digital Marketing. 4. London: Kogen page Ltd, 2017.
Cita MLARyan,Damian. Understanding Digital Marketing. 4. Kogen page Ltd, 2017.
Warning: These citations may not always be 100% accurate.