Kyrala, A. Theoretical physics : applications of vectors, matrices, tensors and quaternions / [by] A. Kyrala. - Philadelphia : Saunders , 1967. - xiii, 359 p. : illus. ; 25 cm. - Studies in physics and chemistry ; no. 5 . Includes Bibliography: p. 336-338 and index. Subjects--Topical Terms: Mathematical physics. Dewey Class. No.: 530.15 / KYT