Introduction to the study of the Etruscan. , Leo S. Olschki, 1991. Romolo A. Staccioli, The "mystery" of the Etruscanlanguage, Newton & Compton publishers
Wissenschaften, Wien 1963. Giuliano Bonfante, Larissa Bonfante (2002). The EtruscanLanguage, an Introduction. University of Manchester Press, Manchester. ISBN 978-0-7190-5540-9
Bonfante, L. Bonfante, The EtruscanLanguage p. 119 Antonsen, Elmer H. (1965), „On Defining Stages in Prehistoric Germanic”, Language, 41 (1): 19—36, JSTOR 411849
ISBN 978-0415301879. Westropp, Hodder M. (2003). Handbook of Egyptian, Greek, Etruscan and Roman Archeology. Kessinger Publishing. ISBN 978-0766177338. White