Enderwitz, S., & Sauer, R. (2015). Communication and materiality: Written and unwritten communication in pre-modern societies. De Gruyter.
Chicago-referens (17:e uppl.)Enderwitz, Susanne, och Rebecca Sauer. Communication and Materiality: Written and Unwritten Communication in Pre-modern Societies. Berlin, [Gemany] ; Boston, [Massachusetts]: De Gruyter, 2015.
MLA-referens (9:e uppl.)Enderwitz, Susanne, och Rebecca Sauer. Communication and Materiality: Written and Unwritten Communication in Pre-modern Societies. De Gruyter, 2015.
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