PBXs.
Contributors: Yankee Group.; Communications/Information Systems Planning and Critical Path Planning Service.
Series: Office automation communications; Industry research report
Publisher: Yankee Group
Published: 1985
Place of publication: Boston, MA (89 Broad St., Boston 02110)
Language: eng
Number of pages: 163
Subjects: Private branch exchange telephone equipment industry -- United States.; Market surveys -- United States.
Notes: At head of title: Communications/Information Systems Planning Service and Critical Path Planning Service.
"November 1985."
"OS 1985-1"--Spine.