Bhatia, P. S. (2019). Fundamentals of Digital Marketing (2nd ed.). Pearson.
Lua i Stíl Chicago (17ú heag.)Bhatia, Puneet Singh. Fundamentals of Digital Marketing. 2nd ed. Noida: Pearson, 2019.
Lua MLA (9ú heag.)Bhatia, Puneet Singh. Fundamentals of Digital Marketing. 2nd ed. Pearson, 2019.
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