Secure speech communications /

• Main Author: Beker, Henry J. (συγγραφέας)
• Other Authors: Piper, F. C. (Frederick Charles), 1940- (συγγραφέας)
• Format: Book
• Language: English
• Published: London : Academic Press, 1985.
• Series: Microelectronics and Signal Processing
• Subjects: Τηλεπικοινωνία.