00913nam a2200265 a 4500 BD-KhUET 20120617122921.0 120614s1981 nyua b 001 0 eng d 84007920 0070340528 0070853541 DLC DLC DLC BD-KhUET. 621.380413 19 Kennedy, George, 1937- 4949 Electronic communication systems / George Kennedy. 2nd ed. New York : McGraw-Hill International Book Company, c1981. xxiv, 774 p. : ill. ; 22 cm. Includes bibliographies and index. Telecommunication. 4950 ddc JR 5690 5690 0 0 ddc 0 0 KUETCL KUETCL GEN 1982-10-17 UNESCO 0.00 0 621.380413 KEN 3010008724 2012-06-14 00:00:00 1 2012-06-14 BK