Aihe-ehdotuksia
Aihe-ehdotuksia
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1[Ithaca, N.Y., New York State School of Industrial and Labor Relations, Cornell University]v. 26 cm.Also available on microfiche from the New York State Library.Also available online via the World Wide Web by subscription.
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2[Paris] : Centre national de la recherche scientifique.v. ; 25 cm.