Starr, W. H. (1955). Functional spanish. American Book Co.
Chicago-čujuhus (17. p.)Starr, Wilmarth H. Functional Spanish. American Book Co, 1955.
MLA-čujuhus (9. p.)Starr, Wilmarth H. Functional Spanish. American Book Co, 1955.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.