ebrary, Inc, Featherston, S., & Sternefeld, W. (2007). Roots: Linguistics in search of its evidential base. Mouton de Gruyter.
Chicago Style (17. basım) Atıfebrary, Inc, Sam Featherston, ve Wolfgang Sternefeld. Roots: Linguistics in Search of Its Evidential Base. Berlin ; New York: Mouton de Gruyter, 2007.
MLA (9th ed.) Atıfebrary, Inc, et al. Roots: Linguistics in Search of Its Evidential Base. Mouton de Gruyter, 2007.
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