Jespersen, Otto, 1860-1943. Language, its nature, development and origin. - New York, Macmillan 1964 - 448 p. 22 cm. Bibliography: p. 13-15. LCCN: 49008298 Subjects--Topical Terms: Language and languages. LC Class. No.: P105 / .J45 1964 Dewey Class. No.: 410