Davis, Harry F. Introduction to vector analysis / Harry F.Davis / Arthur David Sn ider. - 4th ed. - Boston, : Allyn and Bacon, Inc. 1961. - x ,340 p. : ill. ; 25cm. - College mathematics series. . Includes index. ISBN: 0 205 06598 8 Subjects--Topical Terms: Vector analysis. Dewey Class. No.: 515.63