Greenbaum, S. (1988). Good english and the grammarian. Longman.
Chicago-čujuhus (17. p.)Greenbaum, Sidney. Good English and the Grammarian. London, New York: Longman, 1988.
MLA-čujuhus (9. p.)Greenbaum, Sidney. Good English and the Grammarian. Longman, 1988.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.