ALEXANDER, L. (1980). Mainline: Beginers B (student' book). Longman.
Chicago-čujuhus (17. p.)ALEXANDER, L.G. Mainline: Beginers B (student' Book). London: Longman, 1980.
MLA-čujuhus (9. p.)ALEXANDER, L.G. Mainline: Beginers B (student' Book). Longman, 1980.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.