A study of ability grouping in the elementary school in terms of variability of achievement
Subtitle: the teaching problem, and pupil adjustment.
By: by Parl West ... Published with the approval of Professor Paul R. Mort, sponsor.
Series: Teachers college, Columbia university. Contributins to education,; no. 588
Publisher: Teachers college, Columbia university
Published: 1933
Place of publication: New York city
Language: eng
Number of pages: 70
Subjects: Grading and marking (Students); Ability
Other titles: Ability grouping in the elementary school.
Notes: Bibliography: p. 69-70.
Issued also as thesis (PH. D.) Columbia university.