ISDN in gebruik / P.C. den Heijer, H.G. Kroon
type: Book
type: CreativeWork
type: ProductModel
description: Omslag vermeldt: Telematica
main entity of page: https://data.bibliotheken.nl/.well-known/genid/2ad4123005db94e0897ad5f1e0b98795
name: ISDN in gebruik
about: p077604989
about: p100045200
about: p159336813
author: p072624701
contributor: p086539523
language: nl
number of pages: 228
isbn: 9020125214
issued: 1990