APA

Kerin R. A. a. H., . (2019). Marketing. New York: Mc Graw Hill.

Chicago

Kerin Roger A and Hartley, . 2019. Marketing. New York: Mc Graw Hill.

Harvard

Kerin R. A. a. H., . (2019). Marketing. New York: Mc Graw Hill.

MLA

Kerin Roger A and Hartley, . Marketing. New York: Mc Graw Hill. 2019.