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Tests, Questionnaires and Tasks of the Group Effectiveness Research Laboratory
註釋The report presents a collection of research instruments used by the Group Effectiveness Research Laboratory (GERL) of the University of Illinois Department of Psychology from 1951-1964. Its purpose is to provide a single source to which researchers may refer for a summary of the development and application of GERL research instruments. Included are descriptions of seventeen types of tests and questionnaires and fifty-two group tasks in over forty GERL research studies. (Author).