APA aipamena

Maddux, R. (2004). Effective Performance Appraisals (4th ed.). Viva.

Chicago Style aipamena

Maddux, Robert. Effective Performance Appraisals. 4th ed. New Delhi: Viva, 2004.

MLA aipamena

Maddux, Robert. Effective Performance Appraisals. 4th ed. Viva, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.