The teaching of physical sciences in the secondary schools of the United States, France, and soviet Russia
By: by Alexander Efron ...
Publisher: Teachers college, Columbia university
Published: 1937
Place of publication: New York city
Language: eng
Number of pages: 296
Subjects: Science; Study and teaching; Physics; Chemistry; Secondary Education; Education
Notes: Vita.

Published also as Teachers college, Columbia university, Contributions to education, no. 725.

Thesis (PH.D.)--Columbia university, 1937.

Bibliography: p. 238-296.