APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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