@inbook{8c2f82b696fc4df5b156e28e153d7eb3,
title = "Het gebruik van driedimensionale grafieken in digitaal leermateriaal over het concept confounding: een demonstratie",
author = "M.C. Busstra and \{van 't Veer\}, P. and R. Hartog",
year = "2004",
language = "Nederlands",
pages = "64",
booktitle = "WEON, 29e WEON symposium, Leiden, 10-11 Juni 2004",
publisher = "Leids Universitair Medisch Centrum",
address = "Netherlands",
note = "29e WEON Symposium ; Conference date: 10-06-2004 Through 11-06-2004",
}