Gray, R., & Atkinson, Q. (2003). Language tree divergence times support the Anatolian theory of Indo-European origin. Nature Publishing Group.
Lua i Stíl Chicago (17ú heag.)Gray, R., agus Q. Atkinson. Language Tree Divergence Times Support the Anatolian Theory of Indo-European Origin. Nature Publishing Group, 2003.
Lua MLA (9ú heag.)Gray, R., agus Q. Atkinson. Language Tree Divergence Times Support the Anatolian Theory of Indo-European Origin. Nature Publishing Group, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.