Swan, M., & Baker, D. (2008). Grammar scan answer key (Third edition.). Oxford University Press.
Chicago-čujuhus (17. p.)Swan, Michael, juo David Baker. Grammar Scan Answer Key. Third edition. New York: Oxford University Press, 2008.
MLA-čujuhus (9. p.)Swan, Michael, juo David Baker. Grammar Scan Answer Key. Third edition. Oxford University Press, 2008.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.