Harrison, A. (1983). A language testing handbook. Macmillan Press.
Chicago Style aipamenaHarrison, Andrew. A Language Testing Handbook. London: Macmillan Press, 1983.
MLA aipamenaHarrison, Andrew. A Language Testing Handbook. Macmillan Press, 1983.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.