@inproceedings{366f207bf0c047d680809919cfd28150,
title = "Bar code-controlled videodisk as a supplement to written instruction: an exercise in audio-visual functionality",
author = "Verhagen, {Pl{\o}n W.} and Ria Verleur",
year = "1994",
month = sep,
day = "19",
language = "English",
pages = "198--201",
editor = "P. Brusilowski",
booktitle = "Proceedings of the East-West International Conference on Computer Technologies in Education (EW-ED'94)",
note = "East-West International Conference on Computer Technologies in Education, EW-ED 1994, EW-ED ; Conference date: 19-09-1994 Through 23-09-1994",
}