Objective examination methods in the social studies; a report of investigations carried out under a subvention from the New York Commonwealth fund, by G. M. Ruch and Mark H. De Graff, W. E. Gordon [and others]
|Author / Creator||
Ruch, G. M. (Giles Murrel), 1892-1943|
Chicago, Atlanta [etc.] Scott, Foresman and company [c1926]|
vii, 116 p. incl. tables. 22 cm.|
Educational tests and measurements
Educational tests and measurements.
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