Hamp-Lyons, Liz. Study writing : a course in written English for academic and professional purposes / Liz Hamp-Lyons, Ben Heasley. - Cambridge [Cambridgeshire] : Cambridge University Press, 1987. - vii, 168 p. : ill. ISBN: 0521315581 LCCN: 91025057 Subjects--Topical Terms: English language--Rhetoric.