TY - BOOK AU - Smith,B.Othanel TI - Logical aspects of educational measurement, AV - LB3051 .S57 1938a PY - 1938/// CY - New York PB - Columbia University Press KW - Grading and marking (Students) N1 - An authorized facsimile produced in 1971 by University Microfilms; Issued also as thesis (Ph. D.) Columbia University; Bibliography: p. [167]-171 ER -