APA (7. basım) Alıntı

Hamp-Lyons, L., & Heasley, B. (1987). Study writing: A course in written english for academic and professional purposes. Cambridge University Press.

Chicago Style (17. basım) Atıf

Hamp-Lyons, Liz, ve Ben Heasley. Study Writing: A Course in Written English for Academic and Professional Purposes. Cambridge: Cambridge University Press, 1987.

MLA (9th ed.) Atıf

Hamp-Lyons, Liz, ve Ben Heasley. Study Writing: A Course in Written English for Academic and Professional Purposes. Cambridge University Press, 1987.