World communication systems, 1985-1986. Professional Trade Section

World communication systems, 1985-1986. Professional Trade Section

Phys descriptions: 
681p., illus., diagrams
Date published: 
[n.d.]
Record type: 
Book/Monograph
Subject: 
COMMUNICATION SYSTEMS
Call No: 
331.877(100) WOR
Language: 
English

CITATION: . World communication systems, 1985-1986. Professional Trade Section . : , [n.d.]. - Available at: https://library.au.int/world-communication-systems-1985-1986-professional-trade-section-4