MLA

Enderwitz, Susanne, Rebecca Sauer, and Rebecca Sauer. Communication and Materiality. Written and Unwritten Communication In Pre-modern Societies. De Gruyter, 2015.

APA

Enderwitz, S., Rebecca Sauer, R. Sauer, & Sauer, R. (2015). Communication and Materiality. Written and Unwritten Communication in Pre-Modern Societies. De Gruyter.

Chicago

Enderwitz, Susanne, Rebecca Sauer, and Rebecca Sauer. Communication and Materiality. Written and Unwritten Communication In Pre-Modern Societies. : De Gruyter, 2015.