Dyfyniad APA

Chaffey, D., & Smith, P. R. (2018). Digital marketing excellence: Planning, optimizing and integrating online marketing (5.). Routledge.

Dyfyniad Arddull Chicago

Chaffey, Dave, and P. R. Smith. Digital Marketing Excellence: Planning, Optimizing and Integrating Online Marketing. 5. London: Routledge, 2018.

Dyfyniad MLA

Chaffey, Dave, and P. R. Smith. Digital Marketing Excellence: Planning, Optimizing and Integrating Online Marketing. 5. Routledge, 2018.

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