Παραπομπή σε μορφή APA (7η εκδ.)

Whitley, M. S. (2002). Spanish-English contrasts: A course in Spanish Linguistics (2a. ed.). Georgetown University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Whitley, M. Stanley. Spanish-English Contrasts: A Course in Spanish Linguistics. 2a. ed. Washington, D.C: Georgetown University Press, 2002.

Παραπομπή σε μορφή MLA (9th εκδ.)

Whitley, M. Stanley. Spanish-English Contrasts: A Course in Spanish Linguistics. 2a. ed. Georgetown University Press, 2002.