Gaurav Chadha. (2002). E-learning: An expression of the knowledge economy. New Delhi: Tata McGraw-Hill.
Chicago Style aipamenaGaurav Chadha. E-learning: An Expression of the Knowledge Economy. New Delhi: Tata McGraw-Hill, 2002.
MLA aipamenaGaurav Chadha. E-learning: An Expression of the Knowledge Economy. New Delhi: Tata McGraw-Hill, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.