APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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