SINGH R.P. AND SAPRE S.D. COMMUNICATION SYSTEMS ANALOG AND DIGITAL Textual Documents - 01-01-2000 - TATA MC GRAW HILL PUB. CO.LTD. NEW DELHI-110 008 - 592 24x18 2139 ISBN: xiv paper back Subjects--Index Terms: COMMUNICATION SYSTEMS Dewey Class. No.: 621.382 / SIN /SAP