Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Petersen, D. J., & Alexander, G. R. (2001). Needs Assessment in Public Health: A Practical Guide for Students and Professionals. Springer US.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), Donna J. Petersen, και Greg R. Alexander. Needs Assessment in Public Health: A Practical Guide for Students and Professionals. Boston, MA: Springer US, 2001.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. Needs Assessment in Public Health: A Practical Guide for Students and Professionals. Springer US, 2001.