TY - BOOK AU - Sharma, Sanjay AU - i.Sharma, Deeksha ED - TI - Communication systems : analog and digital SN - 978-93-5014-359-9 U1 - 621.38223 ed.6 PY - 2012/// CY - New Delhi PB - S.K. Kataria and Sons KW - 1. ELECTRICAL ENGINEERING N1 - Includes figures, tables, references & index ER -