@inbook{Halldén2008,
author = {Halldén, K.},
title= {The Swedish educational system and classifying education using the ISCED-97},
year = {2008},
editor = {Schneider, S.L.},
booktitle = {The International Standard Classification of Education (Isced-97): An evaluation of content and criterion validity for 15 European countries},
address = {Mannheim},
publisher = {Mannheimer Zentrum für Europäische Sozialforschung},
pages = {253‒267},
}