APA Style
Chaffey, D., Chadwick, F. (2022).
Digital marketing: Strategy, implementation and practice (8th.ed).
Harlow:
Pearson Education.
MLA Style
Chaffey, Dave,., Chadwick, Fiona,.
"Digital marketing: Strategy, implementation and practice".
8th.ed
Harlow:
Pearson Education,
2022.
PDF.