TY  - BOOK
AU  - Davis,Sheldon Emmor
TI  - Self-improvement : : a study of criticism for teachers 
U1  - 370.71092 
PY  - 1926///.
CY  - New York : 
PB  - The Macmillan Company, 
KW  - Teachers
KW  - Teaching
N1  - Includes index.
ER  -