@inproceedings{b7b5d690d1394323ac2fd3ecb22704dd,
title = "Teacher materials as a part of courseware packages: current situation and desirable directions",
author = "Paul Keursten and Nienke Nieveen",
year = "1992",
month = jun,
day = "22",
language = "English",
isbn = "90-365-0534-8 (1)",
volume = "1",
pages = "143--145",
editor = "Tjeerd Plomp and Jules Pieters and Andries Feteris",
booktitle = "European Conference on Educational Research (ECER92)",
publisher = "University of Twente, Department of Education",
note = "European Conference on Educational Research, ECER 1992, ECER ; Conference date: 22-06-1992 Through 25-06-1992",
}