Schirra, J. R. J., & Sachs-Hombach, K. The anthropological function of pictures: Jörg R. J. Schirra. Klaus Sachs-Hombach. Origins of pictures : anthropological discourses in image science.(2013).
Lua i Stíl Chicago (17ú heag.)Schirra, Jörg R. J., agus Klaus Sachs-Hombach. "The Anthropological Function of Pictures: Jörg R. J. Schirra. Klaus Sachs-Hombach." Origins of Pictures : Anthropological Discourses in Image Science.(2013) .
Lua MLA (8ú heag.)Schirra, Jörg R. J., agus Klaus Sachs-Hombach. "The Anthropological Function of Pictures: Jörg R. J. Schirra. Klaus Sachs-Hombach." Origins of Pictures : Anthropological Discourses in Image Science.(2013), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.