Joseph, P. T. (2019). E-commerce: An Indian perspective (6th ed.). PHI Learning.
Chicago-viite (17. p.)Joseph, P. T. E-commerce: An Indian Perspective. 6th ed. New Delhi: PHI Learning, 2019.
MLA-viite (9. p.)Joseph, P. T. E-commerce: An Indian Perspective. 6th ed. PHI Learning, 2019.
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