Grouping and promotion in the elementary school
By: by Walter W. Cook.
Series: (Half-title: [Minnesota, University.  College of education]  Series on individualization of instruction. . . no. 2)
Publisher: University of Minnesota press
Published: 1941
Place of publication: Minneapolis
Language: eng
Number of pages: 65
Subjects: Ability grouping in education.; Grading and marking (Students)
Notes: Includes bibliographies.