APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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

Let op: Deze citaties zijn niet altijd 100% accuraat.