LENGYEL, Bela A. Lasers /[by] Bela A. Lengyel - 2nd ed. - New York John Wiley 1971 - xii, 386 p.- - Wiley series in pure and applied optics . Includes references, appendix & index ISBN: 471526207 Subjects--Topical Terms: Lasers Dewey Class. No.: 621.366 / LEN