Beynon, J. Workout Waves and Optics/ (Print Resources). By J. Beynon.- - London: Macmillan, c1988. - x, 156p.: ill.: 30cm. Includes Bibliography and Index. ISBN: 033346334x Source: B-18891 Subjects--Topical Terms: LC Class. No.: QC355.2 / .B49 1988