A study of ability grouping in the elementary school in terms of variability of achievement, the teaching problem, and pupil adjustment
By: by Parl West ... Published with the approval of Professor Paul R. Mort, sponsor
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
Notes: Vita.

Published also as Teachers college, Columbia university, Contributions to education, no. 588.

Thesis (PH. D.)--Columbia university, 1933.

Bibliography: p. 69-70.