APA-viite (7. p.)

Vieira, W. (1997). The new sales manager: Challenges for twenty first century. Resoponse.

Chicago-viite (17. p.)

Vieira, Walter. The New Sales Manager: Challenges for Twenty First Century. New Delhi: Resoponse, 1997.

MLA-viite (9. p.)

Vieira, Walter. The New Sales Manager: Challenges for Twenty First Century. Resoponse, 1997.