Schmitt, N., & Norbert Schmitt; Michael McCarthy. (1997). Vocabulary: Description, acquisition and pedagogy. Cambridge,New York: Cambridge University Press.
Chicago Style aipamenaSchmitt, Norbert, và Norbert Schmitt; Michael McCarthy. Vocabulary: Description, Acquisition and Pedagogy. Cambridge,New York: Cambridge University Press, 1997.
MLA aipamenaSchmitt, Norbert, và Norbert Schmitt; Michael McCarthy. Vocabulary: Description, Acquisition and Pedagogy. Cambridge,New York: Cambridge University Press, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.