Cita APA (7a ed.)

Kalakota Ravi, R. (2009). e - Business 2.0 (2nd.). Pearson Education.

Cita Chicago Style (17a ed.)

Kalakota Ravi, Robinson. E - Business 2.0. 2nd. New Delhi: Pearson Education, 2009.

Cita MLA (9a ed.)

Kalakota Ravi, Robinson. E - Business 2.0. 2nd. Pearson Education, 2009.