Hill, Tracy ORCID: 0000-0002-6218-4242, Florence, Penny and Souter, Anna (2022) Porosity. University of Central Lancashire (UCLan), Preston UK. ISBN 978-0-9930498-6-6
Florence, Penny and Hill, Tracy ORCID: 0000-0002-6218-4242 (2020) From Pedestal to Place. In: Thinking the Sculpture Garden, Art, Plant, Landscape. Routledge, UK. ISBN 978-0367190248