R410 Ann C Annual Conference on Linguistics, 18th, Arequipa, Perú, 1973 Conference handbook, Paul M. Lloyd, editor Plul M. Lloyd and Leo Pap, translators.New York, 1974?] 77 p. 28 cm. "Sponsored by th Universidad Nacional de San Agustin, March 9-13, 1973. Arequipa Perú" A la cabeza del titulo:Ïnternational Lenguistic Association