[[pie-lang]]
---
[[r-woodard2008edb]]
[[anthony2007]]: 14, 28, 43-48, 50, 52, 57, 60, 64, 75, 474; archaisms in, 46-48, 52, 82, 473, 495; in the Hittite empire, 43, 44, 45; internal diversity in, 44—46, 48, 53, 473; non-Indo-European borrowings in, 44-45, 49, 473