Cover image for Scientific method in supervisory programs; the seventh yearbook of the Department of supervisors and directors of instruction in the National education association
Title:
Scientific method in supervisory programs; the seventh yearbook of the Department of supervisors and directors of instruction in the National education association
Author:
National Education Association of the United States. Department of Supervisors and Directors of Instruction.
Publication Information:
[Washington] : Dept. of supervisors and directors of instruction National education association, 1934.
Physical Description:
xiii, 178 pages ; 24 cm
Language:
English
Format :
Book