NEWTON, P. E. (2014). Validity in educational & Psychological assessment. Sage Publication.
Čikaški stil citiranja (17. izdanje)NEWTON, Paul E. Validity in Educational & Psychological Assessment. Sage Publication, 2014.
MLA način citiranja (9. izdanje)NEWTON, Paul E. Validity in Educational & Psychological Assessment. Sage Publication, 2014.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.