![Guy of Saint-Denis, Tractatus de tonis cover](https://cdn.theportobellobookshop.com/img/9781580442541.jpg?p=search)
Guy of Saint-Denis, Tractatus de tonis
4 contributors - Paperback
£17.50
Find out more
Constant J. Mews is a professor at Monash University, whose research interests include medieval philosophy, religion, and culture. John N. Crossley is a Professor Emeritus at Monash University. Catherine Jeffreys is an Adjunct Research Associate at Monash University. Leigh McKinnon is a PhD student at Monash University. Carol J. Williams is a Senior Lecturer at Monash University, specializing in medieval music.