The influence of the factor of intelligence on the form of the learning curve von Ruch, G. M. 1892-1943

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Tests and measurements in high school instruction / by G. M. Ruch and George D. Stoddard von Ruch, G. M. 1892-1943

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Minimum essentials of the individual inventory in guidance. By Giles M. Ruch and David Segel, consultants, Occupational Information and Guidance Service. United States Department o... von Ruch, G. M. 1892-1943

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A study of the mental, pedagogical and physical development of the pupils of the Junior division of the University high school, Eugene, Oregon, by Giles Murrel Ruch von Ruch, G. M. 1892-1943

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Arithmetic work-book, grade 4, by G.M. Ruch, F.B. Knight, J.W. Studebaker. Ed. by G.W. Myers von Ruch, G. M. 1892-1943

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A mental-educational survey of 1550 Iowa high school seniors, by G. M. Ruch : V2NO5 von Ruch, G. M. 1892-1943

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The Improvement of the written examination / by G.M. Ruch von Ruch, G. M. 1892-1943

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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 ...[et al.] von Ruch, G. M. 1892-1943

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A Preliminary Study of the Correlations Between Estimates of Volitional Traits and the Results from the Downey "Will Profile. von Ruch, G. M

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The Achievement Quotient Technique von Ruch, G. M

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"Power" vs. "Speed" in Army Alpha von Ruch, G. M, Koerth, W

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Comparative Reliabilities of Five Types of Objective Examinations von Ruch, G. M, Stoddard, G. D

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On corrections for chance in multiple-response tests von Foster, R. R, Ruch, G. M

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Further studies on the reliability of reading tests von Current, W. F, Ruch, G. M

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Intelligence Ratings by Group Scales and by Stanford Revision of the Binet Tests von Ruch, G. M, Strachan, L

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Corrections for chance and "Guess" vs. "Do not guess" instructions in multiple response tests von Ruch, G. M, Degraff, M. H

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An investigation of character traits in delinquent girls von Cushing, H. M, Ruch, G. M

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Ratings of Downey Will-Temperament traits von Stoddard, G. D, Ruch, G. M

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A comparison of five types of objective tests in elementary psychology von Ruch, G. M, Charles, J. W

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An analysis of certain difficulties in factoring in algebra von Dickinson, E.L, Ruch, G.M

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