APA (7e ed.) Bronvermelding

CHAFFEY DAVE; SMITH PR. (2018). DIGITAL MARKETING EXCELLENCE: PLANNING, OPTIMIZING AND INTERGRATING ONLINE MARKETING (5TH.). ROUTLEDGE TAYLOR AND FRANCIS.

Chicago (17e ed.) Bronvermelding

CHAFFEY DAVE; SMITH PR. DIGITAL MARKETING EXCELLENCE: PLANNING, OPTIMIZING AND INTERGRATING ONLINE MARKETING. 5TH. ROUTLEDGE TAYLOR AND FRANCIS, 2018.

MLA (9e ed.) Bronvermelding

CHAFFEY DAVE; SMITH PR. DIGITAL MARKETING EXCELLENCE: PLANNING, OPTIMIZING AND INTERGRATING ONLINE MARKETING. 5TH. ROUTLEDGE TAYLOR AND FRANCIS, 2018.

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