Cita APA (7th ed.)

kalakota, R. (1999). E- Business: Roadmap for success. Addison wesley.

Cita Chicago (17th ed.)

kalakota, Ravi. E- Business: Roadmap for Success. Massachuse tts: Addison wesley, 1999.

Cita MLA (9th ed.)

kalakota, Ravi. E- Business: Roadmap for Success. Addison wesley, 1999.