1. Historical and Ethnographical Material on the Jivaro Indians, Smithsonian Institution Bureau of American Ethnology: Bulletin 117;Stirling,1938
2. Shrunken Heads;Castner,2002
3. The Jivaro: People of the Sacred Waterfalls;Harner,1972
4. Menschenköpfe als Trophäen bei wilden Völkern, Globus;Philippi;Band,1872
5. 1001 Curious Things: Ye Olde Curiosity Shop and Native American Art;Duncan,2001