Friedman, Joyce A computer model of transformational grammar by Joyce Friedman with Thomas H. Bredt, Robert W. Doran, Bary W. Pollack and Theodore S. Martner - New York American Elsevier Pub. Co 1971 - 166 p. ; 24 cm. Bibliography: p. 158-160. ISBN: 0444000844 LCCN: 71-127770 Subjects--Topical Terms: Computational linguisticsGenerative grammar