Garry, J., & Rubino, C. R. G. (2001). Facts about the world's languages: An encyclopedia of the world's major languages, past and present. H.W. Wilson.
Lua i Stíl Chicago (17ú heag.)Garry, Jane, agus Carl R. Galvez Rubino. Facts About the World's Languages: An Encyclopedia of the World's Major Languages, Past and Present. New York: H.W. Wilson, 2001.
Lua MLA (9ú heag.)Garry, Jane, agus Carl R. Galvez Rubino. Facts About the World's Languages: An Encyclopedia of the World's Major Languages, Past and Present. H.W. Wilson, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.