Langacker, Ronald W. Language and its structure; some fundamental linguistic concepts [by] Ronald W. Langacker. - New York, Harcourt, Brace & World [1968] - ix, 260 p. 23 cm. Bibliography: p. 249-250. LCCN: 68027167 Subjects--Topical Terms: Linguistics.Language and languages. LC Class. No.: P121 / .L38 1968 Dewey Class. No.: 410 L R L