Data PBX markets.
Contributors: International Resource Development, inc.
Series: Report / International Resource Development Inc. ;; #723; Report (International Resource Development, inc.) ;; #723.
Publisher: International Resoruce Development
Published: 1987
Place of publication: Norwalk, Conn., U.S.A. (6 Prowitt St., Norwalk 06855)
Language: eng
Number of pages: 185
Subjects: Data transmission equipment industry.; Market surveys.
Notes: "January 1987."