Cita APA (7th ed.)

Gupta, S. (2018). Digital Marketing. McGraw Hill Education (India) Private Limited.

Cita Chicago (17th ed.)

Gupta, Seema. Digital Marketing. Chennai: McGraw Hill Education (India) Private Limited, 2018.

Cita MLA (9th ed.)

Gupta, Seema. Digital Marketing. McGraw Hill Education (India) Private Limited, 2018.