1. Telecommunication by Speech; the transmission performance of telephone networks
Author: Richards, D L
Library: Central Library of Sharif University of Technology (Tehran)
Subject: ، Telephone
Classification :
TK
6175
.
R5
2. Telecommunication by speech : the transmission performance of telephone networks
Author: / D. L. Richards
Library: Central Library and Archive Center of shahid Beheshti University (Tehran)
Subject: Telephone
Classification :
621
.
385
Ri-T
3. Telecommunication bySpeech
Author: / by: D.L.Richards
Library: Central Library and Document Center of Shahid Chamran University (Khuzestan)
Subject: Telecommunications
Classification :
TK5101
.
R6
1973
