Roberts, P. (1962). English sentences. Harcourt.
Chicago-čujuhus (17. p.)Roberts, Paul. English Sentences. New York: Harcourt, 1962.
MLA-čujuhus (9. p.)Roberts, Paul. English Sentences. Harcourt, 1962.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.