Taub, Herbert Principles of communication systems / Herbert Tuab and Donald L. Schilling. - 2nd ed. - New Delhi : Tata McGraw-Hill, 1986 - xvii, 759p. : ill. ; 23x15 cm. Includes index. ISBN: 0-07-462456-3 : Rs. 230.00 Subjects--Topical Terms: COMMUNICATION SYSTEMS Dewey Class. No.: 621.38415 / TAU-PRI