Lectura de Primaria Beginners' Interactive Spanish Reading Practice Gray, Oliver Annet format / 2006 / Engelsk
Lecture Primaire Beginners' Interactive French Reading Practice Gray, Oliver Annet format / 2006 / Engelsk
Eurolab Deutsch Plus Interactive A-Level German Listening Practice Gray, Oliver Annet format / 2012 / Engelsk
Lekture Grundstufe Beginners' Interactive German Reading Practice Gray, Oliver Annet format / 2006 / Engelsk
Oliver Cromwell Gray A Sketch of His Life, with His Fragmentary Writings / Edited by His Nephew, David Gray Fickes. Gray, Oliver Cromwell Heftet / 2010 / Engelsk
