The relative difficulty of certain topics in mathematics for slow-moving ninth grade pupils
Title:
The relative difficulty of certain topics in mathematics for slow-moving ninth grade pupils
Author:
Mallory, Virgil Sampson, 1888-
Personal Author:
Publication Information:
New York : Teachers College, Columbia University, 1939.
Physical Description:
x, 179 pages : includingtables, diagrams ; 24cm
Language:
English
Format :
Book