Altschuld James W. Needs assessment - Los Angeles Sage UK 2010 - xix,168p. cm. - Vol.1 . ISBN: 9781412975841 (pbk) 1928.02 Standard No.: 245,135 Source: 006, 21/01/2011, Independent Publishers Group Textual Subjects--Topical Terms: ECONOMICS Dewey Class. No.: X:87, Q0.1