The AKE 13 Seminar, Rotterdam, 9-13 October 1972.
Contributors: Netherlands. Staatsbedrijf der Posterijen, Telegrafie en Telefonie.
Series: Het PTT-bedrijf ;; deel 18, nr. 4
Publisher: Staatsbedrijf der PTT
Published: 1973
Place of publication: 's-Gravenhage
Language: eng
Number of pages: 274
Subjects: Telephone switching systems, Electronic -- Congresses.; Telephone -- Netherlands -- Congresses.
Notes: Includes bibliographical references.
"Het PTT-bedrijf ... index volume XVIII, 1972/1973": [4] p. inserted.
Summaries in Dutch and French.