00394nam a22001697a 4500 9789353163020 621.382 PRO Proakis, John Digital Communications 5 Delhi McGrawhill Education 2018 xviii + 1150 QNTR-98945 Communication-Digital Salehi, Masoud BK 408 408 0 0 0 0 REF DYPIU DYPIU 2021-11-09 Amazon.in 780.00 3 621.382 PRO 1769 2022-08-08 00:00:00 2022-07-26 2021-12-01 BK B. Tech CSE