Lydall, Jean, and Ivo Strecker (1979). The Hamar of Southern Ethiopia. In three volumes: v. 1.: Work journal; v. 2: Baldambe explains; v. 3: Conversations in Dambaiti. Arbeiten aus dem Institut fur Volkerkunde der Universitat zu Göttingen, Bd. 12-14. Hohenschaftlarn: Klaus Renner Verlag. ISBN3-87673-063-5 (v. 1); ISBN3-87673-064-3 (v. 2); ISBN3-87673-065-1 (v. 3).
Giansanti, Gianni (2004). Vanishing Africa. Text and photographs by Gianni Giansanti; ethnographic introductions by Paolo Novaresio. Translated from Italian. With audio CD. Vercelli, Italy: White Star. ISBN88-544-0006-8.
Strecker, Ivo A. (1988). The Social Practice of Symbolization: An Anthropological Analysis. Monographs on Social Anthropology, no. 60. London; Atlantic Highlands, New Jersey: Athlone Press. ISBN0-485-19557-7.
