Cita APA (7a ed.)
Lyons-Hamp, L., & Heasley, B. (1994). Study Writing: A course in written english for academic and professional purposes. The University Press.
Cita Chicago Style (17a ed.)
Lyons-Hamp, Liz, y Ben Heasley. Study Writing: A Course in Written English for Academic and Professional Purposes. Cambridge: The University Press, 1994.
Cita MLA (9a ed.)
Lyons-Hamp, Liz, y Ben Heasley. Study Writing: A Course in Written English for Academic and Professional Purposes. The University Press, 1994.
Precaución: Estas citas no son 100% exactas.