000 00280nam a22001217a 4500
008 150714t xxu||||| |||| 00| 0 eng d
037 _c1700.00 PKR
100 _aProakis
_914611
245 _aDigital communication
250 _a4th. edition
300 _a123p.
942 _2ddc
_cBK
999 _c10079
_d10079