Cita APA (7a ed.)

Chaffey, D., & Ellis-Chadwick, F. (2019). Digital marketing: Strategy, implementation and practice (Seventh edition.). Pearson.

Cita Chicago Style (17a ed.)

Chaffey, Dave, y Fiona Ellis-Chadwick. Digital Marketing: Strategy, Implementation and Practice. Seventh edition. Harlow, England: Pearson, 2019.

Cita MLA (8a ed.)

Chaffey, Dave, y Fiona Ellis-Chadwick. Digital Marketing: Strategy, Implementation and Practice. Seventh edition. Pearson, 2019.