Pfeiffer, K. L. (2002). The protoliterary: Steps toward an anthropology of culture / K. Ludwig Pfeiffer. Stanford Univ. Press.
Lua i Stíl Chicago (17ú heag.)Pfeiffer, Karl Ludwig. The Protoliterary: Steps Toward an Anthropology of Culture / K. Ludwig Pfeiffer. Stanford, Calif.: Stanford Univ. Press, 2002.
Lua MLA (8ú heag.)Pfeiffer, Karl Ludwig. The Protoliterary: Steps Toward an Anthropology of Culture / K. Ludwig Pfeiffer. Stanford Univ. Press, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.