APA

Diallo H., . (1981). On Wana-Wana in the Sahel Zone of Upper Volta A Letter by. Viena-AU: Committee's Secretariat c/o Institut fr Völkerkunde, Universit„tsstraáe.

Chicago

Diallo Helga, . 1981. On Wana-Wana in the Sahel Zone of Upper Volta A Letter by. Viena-AU: Committee's Secretariat c/o Institut fr Völkerkunde, Universit„tsstraáe.

Harvard

Diallo H., . (1981). On Wana-Wana in the Sahel Zone of Upper Volta A Letter by. Viena-AU: Committee's Secretariat c/o Institut fr Völkerkunde, Universit„tsstraáe.

MLA

Diallo Helga, . On Wana-Wana in the Sahel Zone of Upper Volta A Letter by. Viena-AU: Committee's Secretariat c/o Institut fr Völkerkunde, Universit„tsstraáe. 1981.