LIEBERSON, S. (1981). Language Diversity And Language Contact Stanley Lieberson. Stanford University Press.
Lua i Stíl Chicago (17ú heag.)LIEBERSON, Stanley. Language Diversity And Language Contact Stanley Lieberson. Stanford University Press, 1981.
Lua MLA (8ú heag.)LIEBERSON, Stanley. Language Diversity And Language Contact Stanley Lieberson. Stanford University Press, 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.