Cita APA (7th ed.)

Gupta, S. (2020). Digital Marketing (2nd.). McgrawHill.

Cita Chicago (17th ed.)

Gupta, Seema. Digital Marketing. 2nd. Chennai: McgrawHill, 2020.

Cita MLA (9th ed.)

Gupta, Seema. Digital Marketing. 2nd. McgrawHill, 2020.