Susan A. Gelman Essential child origins of essentialism in everyday thought Susan A. Gelman - New York Oxford University Press U.S.A 2003 - x, 382p. cm. - Oxford series in cognitive development . ISBN: 0195154061 (hbk) 2293.61 Standard No.: 89184 Source: 11805, 22/02/2008, Overseas Press Textual Subjects--Topical Terms: PSYCHOLOGY Dewey Class. No.: S1:4, P3