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