Singh, Anokh . Principles of communication engineering. [[Book] /] Anokh.singh. - 1st. - New Delhi : S.Chand & company.ltd., 2004. - 662 p. ; : ill ; 24 cm. . includes index. All age. ISBN: 8121904765 Subjects--Topical Terms: Communication in engineering. Dewey Class. No.: 621.38 National Library of Medicine Call No.: 621.38 / S P