Urwin, Kathleen M. Advanced calculus and vector field theory / by Kathleen M. Urwin. - 1st ed. - London : Pergamon Press, c1966. - xii, 265 p. : ill. ; 20 cm. - Commonwealth and international library. Higher mathematics for scientists and engineers. . Includes indexes. Subjects--Topical Terms: Vector analysis.Calculus. Dewey Class. No.: 515.63 / URA 1966