APA (7th ed.) Zitazioa

DAVID, F. N. (1968). Normal centroids, medians and scores for ordinal data. at the University Pr..

Chicago Style (17th ed.) Zitazioa

DAVID, F. N. Normal Centroids, Medians and Scores for Ordinal Data. Cambridge: at the University Pr., 1968.

MLA (9th ed.) Zitazioa

DAVID, F. N. Normal Centroids, Medians and Scores for Ordinal Data. at the University Pr., 1968.