000
00286nam a22001217a 4500
020
_a
9788131705735
100
_a
John G Proakis
245
_a
Fundamentals of communication systems
260
_a
New Delhi
_b
Pearson
_c
2013
300
_a
xviii+858
700
_a
Masoud Salehi
942
_c
BK
999
_c
58431
_d
58431