APA-viite (7. p.)

HAMP-LYONS, L., & HEASLEY, B. (1990). Study writing: A Course in written english for academicand professional purposes. Cambridge University Press.

Chicago-viite (17. p.)

HAMP-LYONS, Liz, ja Ben HEASLEY. Study Writing: A Course in Written English for Academicand Professional Purposes. New York: Cambridge University Press, 1990.

MLA-viite (9. p.)

HAMP-LYONS, Liz, ja Ben HEASLEY. Study Writing: A Course in Written English for Academicand Professional Purposes. Cambridge University Press, 1990.