The measurement of teaching efficiency

Bibliographic Details
Main Author:	Walker, Helen Mary 1891-
Other Authors:	Lancelot, William Henry 1874-, Barr, Arvil Sylvester 1892-, Torgerson, Theodore L. 1887-, Johnson, Carl Emanuel, Lyon, Vergil Eugene, Walvoord, Anthony Christopher, Betts, Gilbert Lee 1893-
Format:	Book
Language:	English
Published:	New York The Macmillan company 1935.
Series:	Half-title: Kappa delta pi research publications
Subjects:	Teachers, Rating of.