Lord, Eric A. The mathematical description of shape and form/ E. A. Lord and C. B. Wilson. - Chichester: New York: Ellis Horwood, Halsted Press, c1986. - 260 p.: ill.; 23 cm. - Ellis Horwood series in mathematics and its applications. . Includes index. Bibliography: p. [249]-256. ISBN: 047020043X (Halsted Press : pbk.) LCCN: 83026685 Subjects--Topical Terms: Geometry, Descriptive. Dewey Class. No.: 516