Explorer - Gersi, Douchan (Los Angeles, CA Jeremy P. Tarcher, Inc., 1987)
My brother the headhunter, pages 12-64.
Keywords: Gersi, Douchan; Explorers -- Czechoslovakia -- Biography; Ethnology; Ethnology -- Philippines -- Cordillera Region; Tattooing -- Philippines -- Cordillera Region; Cordillera Region -- Description and travel