The organization of instruction materials
Subtitle: with special relation to the elementary school curriculum
By: by J. W. Heckert.
Series: Teachers college, Columbia university. Contributions to education,; no. 87; Contributions to education ;; no. 87.
Publisher: Teachers College, Columbia University
Published: 1917
Place of publication: New York
Language: eng
Number of pages: 107
Subjects: Education, Elementary -- Curricula
Notes: Bibliography: p. 107.
Published also as thesis, Columbia University, 1916.