Block, Jack The Q-sort method in personality assessment and psychiatric research / by Jack Block - Springfield : Charles C. Thomas, c1961 - 161 p. : ill. ; 24 cm. - American lecture series ; no. 457 . Includes bibliographical references and index Subjects--Topical Terms: Personality testsPsychiatry--ResearchPsychology--Methodology Dewey Class. No.: 137.8