RIVERS, W. M. (1968). Teaching foreign-language skills. The University of Chicago Press.
Lua i Stíl Chicago (17ú heag.)RIVERS, Wilga M. Teaching Foreign-language Skills. Chicago: The University of Chicago Press, 1968.
Lua MLA (9ú heag.)RIVERS, Wilga M. Teaching Foreign-language Skills. The University of Chicago Press, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.