Obermaier, H., & Kühn, H. (1930). Bushman art: Rock paintings of South-West Africa ; based on the photographic material collected by Reinhard Maack. Milford.
Chicago-Zitierstil (17. Ausg.)Obermaier, Hugo, und Herbert Kühn. Bushman Art: Rock Paintings of South-West Africa ; Based on the Photographic Material Collected by Reinhard Maack. London [u.a.]: Milford, 1930.
MLA-Zitierstil (9. Ausg.)Obermaier, Hugo, und Herbert Kühn. Bushman Art: Rock Paintings of South-West Africa ; Based on the Photographic Material Collected by Reinhard Maack. Milford, 1930.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.