Παραπομπή σε μορφή APA (7η εκδ.)

Werts, J. E. (1954). Statistical methods in educational and psycohological research. Appleton-Century-Crofts.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Werts, James E. Statistical Methods in Educational and Psycohological Research. New York: Appleton-Century-Crofts, 1954.

Παραπομπή σε μορφή MLA (9th εκδ.)

Werts, James E. Statistical Methods in Educational and Psycohological Research. Appleton-Century-Crofts, 1954.