Gaya APA

Parmenter, D. (2015). Key Performance Indicators: Developing, Implementing, and Using Winning KPIs, Third Edition . New Jersey: John Wiley & Sons.

Gaya MLA

Parmenter, David. "Key Performance Indicators: Developing, Implementing, and Using Winning KPIs, Third Edition". New Jersey: John Wiley & Sons, 2015. Book.