Found 10 results for "Leo J Th van der Kamp"
by Dato N. M. de Gruijter, Leo J. Th. van der Kamp
by Catrien C. J. H. Bijleveld, Leo J Th van der Kamp
Longitudinal data can be defined as data resulting from the observation of subjects (human beings, animals, organization...
by Onderwijs Research Dagen (9th 1982 Tilburg, Netherlands)
by International Symposium on Educational Testing Leyden 1977.
by International Symposium on Educational Testing Montreux, Switzerland 1975.