APA

Chaffey D., . (2009). Internet Marketing: strategy, implementation and practice. New York: Prentice Hall;Pearson Education.

Chicago

Chaffey Davey, . 2009. Internet Marketing: strategy, implementation and practice. New York: Prentice Hall;Pearson Education.

Harvard

Chaffey D., . (2009). Internet Marketing: strategy, implementation and practice. New York: Prentice Hall;Pearson Education.

MLA

Chaffey Davey, . Internet Marketing: strategy, implementation and practice. New York: Prentice Hall;Pearson Education. 2009.