Whitley, M. S. (2002). Spanish-English contrasts: A course in Spanish Linguistics (2a. ed.). Georgetown University Press.
Chicago-čujuhus (17. p.)Whitley, M. Stanley. Spanish-English Contrasts: A Course in Spanish Linguistics. 2a. ed. Washington, D.C: Georgetown University Press, 2002.
MLA-čujuhus (9. p.)Whitley, M. Stanley. Spanish-English Contrasts: A Course in Spanish Linguistics. 2a. ed. Georgetown University Press, 2002.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.