Singer, Peter (2020) Classification, explanation and experience: mental disorder in Graeco-Roman antiquity. In: Steinert, U. (ed.) Systems of Classification in Premodern Medical Cultures Sickness, Health, and Local Epistemologies. Abingdon, UK: Routledge, pp. 279-306. ISBN 9781138571129.

Singer, Peter (2019) Galen and black bile. [Book Review]