Ravi Kalakota, . (2000). E- Business : Roadmap For Succecss. New York: Addison-Wesley.
Ravi Kalakota, . 2000. E- Business : Roadmap For Succecss. New York: Addison-Wesley.
Ravi Kalakota, . E- Business : Roadmap For Succecss. New York: Addison-Wesley. 2000.