ISBN 9781544641638 books & textbook
Basque and its Closest Relatives: A New Paradigm: An updated study of the Euskaro-Caucasian (Vasco-Caucasian) hypothesis (Mother Tongue Press)
CreateSpace Independent Publishing Platform /2017-05-15 Paperback / 546 Pages
isbn-10: 154464163X / isbn-13: 9781544641638