Liz Hamp-Lyons Ben Heasley Study writing : a course in writing skills for academic purpose/ by Liz Hamp-Lyons and Ben Heasley. - Cambridge: Cambridge University Press, 2006. - 213p. ISBN: 9780521704137 Subjects--Topical Terms: Language EnglishWriting EnglishLanguage Dewey Class. No.: 421 / LIZ/S