APA (7e ed.) Bronvermelding
Gopalakrishna, D. (2010). Electronic marketing in 21st century (Rev. ed.). Himalaya Pub. House.
Chicago (17e ed.) Bronvermelding
Gopalakrishna, D. Electronic Marketing in 21st Century. Rev. ed. Mumbai: Himalaya Pub. House, 2010.
MLA (9e ed.) Bronvermelding
Gopalakrishna, D. Electronic Marketing in 21st Century. Rev. ed. Himalaya Pub. House, 2010.
Let op: Deze citaties zijn niet altijd 100% accuraat.