Christa Kilian-Hatz and Bernd Heine. 1998. "On Nominal Gender Marking in Kxoe." In Language, identity and conceptualization among the Khoisan, edited by Mathias Schladt. 65-93. Rüdiger Köppe Verlag.
Christa Kilian-Hatz. 2001. "Universality and Diversity: Ideophones From Baka and Kxoe." In Ideophones, edited by Erhard Friedrich Karl Voeltz and Christa Kilian-Hatz. 155-163. John Benjamins Publishing Company.
Kilian-Hatz, Christa. 1995. "Das Baka: Grundzüge Einer Grammatik Aus Der Grammatikalisierungsperspektive." Inst. für Afrikanistik, Univ. zu Köln.