Wilfrid Haacke. 1998. "A Khoekhoe Dictionary in the Making: Some Lexicographic Considerations." In Language, identity and conceptualization among the Khoisan, edited by Mathias Schladt. 15: 35-64. Rüdiger Köppe Verlag.
Wilfrid Haacke. 1986. "Preliminary Observations On a Dialect of the Sesfontein Damara." In Contemporary studies on Khoisan: in honour of Oswin Köhler on the occasion of his 75th birthday, edited by Rainer Vossen and Klaus Keuthmann. v. 1: 375-396. Helmut Buske Verlag.