Relation of size of class to school efficiency
By: by Bureau of educational research. Prepared, in part, from a report by P. R. Stevenson, former assistant, Bureau of educational research.
Contributors: Stevenson, Paul Raymond, b. 1886.
Series: Bulletin no. 10
Publisher: University of Illinois
Published: 1922
Place of publication: Urbana
Language: eng
Number of pages: 39
Subjects: School management and organization.; Public schools.; Teaching.