Casimir, Katia Kamara. 1988. Lexikon der Tagbana-Sprache. (Doctoral dissertation, Universität Bielefeld).
@phdthesis{tgw_casimir1998, author = {Casimir, Katia Kamara}, school = {Universität Bielefeld}, title = {Lexikon der Tagbana-Sprache}, year = {1988} }