TY - BOOK AU - Gowar,John TI - Optical communication systems T2 - Prentice-Hall international series in optoelectronics SN - 08769247810 U1 - 621.380414 21 PY - 1984/// CY - Englewood Cliffs, NJ PB - Prentice/Hall International KW - Optical communications N1 - Includes bibliographical references and index ER -