APA (7. basım) Alıntı

Witkin, B. R., & Altschuld, J. W. (1995). Planning and conducting needs assessments: A practical guide. Sage.

Chicago Style (17. basım) Atıf

Witkin, Belle Ruth, ve James W. Altschuld. Planning and Conducting Needs Assessments: A Practical Guide. Thousand Oaks: Sage, 1995.

MLA (9th ed.) Atıf

Witkin, Belle Ruth, ve James W. Altschuld. Planning and Conducting Needs Assessments: A Practical Guide. Sage, 1995.