Halkies Daphne Entrepreneurship and sustainability . Halkies Daphne; Thurman Paul W Ed. - Burlington Ashgate 2012 - xxvi;243p. cm. ISBN: 6129.6000000000004 Standard No.: 119482 Source: 012, 22/08/2013, Excel Book International Textual Subjects--Topical Terms: Business Economics Dewey Class. No.: X:328.1'P, Q2