ALDERSON, J. C., & ALDERSON, J. C. (1992). Evaluating second language education. Cambridge Univ. Press.
Lua i Stíl Chicago (17ú heag.)ALDERSON, J. CHARLES, agus J. Charles ALDERSON. Evaluating Second Language Education. New York: Cambridge Univ. Press, 1992.
Lua MLA (9ú heag.)ALDERSON, J. CHARLES, agus J. Charles ALDERSON. Evaluating Second Language Education. Cambridge Univ. Press, 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.