APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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