Elena, Martínez Rubio. 2005. Euskara-Alemana Hiztegia / Wörterbuch Deutsch-Baskisch. Elkar, Donostia (Gipuzkoa).; Trask, R. L. 2008. Etymological Dictionary of Basque. In Wheeler, Max W. (ed.) University of Sussex.; http://northeuralex.org/languages/eus (accessed 2020-01-27).
@misc{857, author = {Elena, Martínez Rubio.}, title = {Euskara-Alemana Hiztegia / Wörterbuch Deutsch-Baskisch. Elkar, Donostia (Gipuzkoa).; Trask, R. L. 2008. Etymological Dictionary of Basque. In Wheeler, Max W. (ed.) University of Sussex.; http://northeuralex.org/languages/eus (accessed 2020-01-27).}, year = {2005} }