Gray, R., & Atkinson, Q. (2003). Language tree divergence times support the Anatolian theory of Indo-European origin. Nature Publishing Group.
Citazione stile Chigago Style (17a edizione)Gray, R., e Q. Atkinson. Language Tree Divergence Times Support the Anatolian Theory of Indo-European Origin. Nature Publishing Group, 2003.
Citatione MLA (9a ed.)Gray, R., e Q. Atkinson. Language Tree Divergence Times Support the Anatolian Theory of Indo-European Origin. Nature Publishing Group, 2003.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.