Oxford Dictionary of Sociology by John Scott
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A consistent best-seller, the wide-ranging and authoritative Dictionary of Sociology was first published in 1994 and contains more than 2,500 entries on the terminology, methods, concepts, and thinkers in the field, as well as from the related fields of psychology, economics, anthropology, philosophy, and political science. This Dictionary is both an invaluable introduction to sociology for beginners, and an essential source of reference for more advanced students and teachers.