Guzman, Antonio and Comay, Rebecca and Campany, David and Knorr, Karen (2002) Genii loci: the photographic work of Karen Knorr. Black Dog Publishing, London, UK. ISBN 978-1901033380 Item not available online.

Guzman, Antonio and Knorr, Karen (2001) Karen Knorr: profil d'une collection. FRAC Basse-Normandie, Caen, France. ISBN 2911487362 Item not available online.