Strauss, J., & Frost, R. (2016). E - Marketing (7th ed.). Routledge Taylor and Francis Group.

Strauss, Judy, and Raymond Frost. E - Marketing. 7th ed. New York: Routledge Taylor and Francis Group, 2016.

Strauss, Judy, and Raymond Frost. E - Marketing. 7th ed. Routledge Taylor and Francis Group, 2016.