Langacker, Ronald W. Language and its structure; some fundamental linguistic concepts [by] Ronald W. Langacker. - 2d ed. - New York, Harcourt Brace Jovanovich [1973] - ix, 275 pages illustrations 23 cm. Bibliography: p. 260-264. ISBN: 015549192X LCCN: 73002180 Subjects--Topical Terms: Linguistics.Language and languages. LC Class. No.: P 121 / .L38 1973 Dewey Class. No.: 410