Clauson, Gerard. 1973. An Etymological Dictionary of Pre-13th Century Turkish. Oxford: Clarendon Press.
@book{jacquesestimative-clauson73turkish,
address = {Oxford},
author = {Clauson, Gerard},
publisher = {Clarendon Press},
title = {An Etymological Dictionary of Pre-13th Century Turkish},
year = {1973}
}