Concepts and conceptual development : ecological and intellectual factors in categorization / edited by Ulric Neisser. - Cambridge : Press Syndicate of the University of Cambridge, 1987. - x, 317 pages : illustrations. Includes bibliographical references and indexes. ISBN: 0521322197 Subjects--Topical Terms: Categorization (Psychology)--Congresses.Environmental psychology--Congresses.Cognition--Congresses. LC Class. No.: BF 445 / CON 1987.