1
Wolbers, Maarten H. J., Graaf, Paul M. de, Ultee, Wout C.
Veröffentlicht in: Wolbers , M H J , Graaf , P M D & Ultee , W C 2001 , ' Trends in the Occupational Returns to Educational Credentials in the Dutch Labor Market : Changes in Structures and in the Association? ' , Acta Sociologica , vol. 44 , no. 1 , pp. 5 . https://doi.org/10.1177/000169930104400102;
2001
Veröffentlicht in: Wolbers , M H J , Graaf , P M D & Ultee , W C 2001 , ' Trends in the Occupational Returns to Educational Credentials in the Dutch Labor Market : Changes in Structures and in the Association? ' , Acta Sociologica , vol. 44 , no. 1 , pp. 5 . https://doi.org/10.1177/000169930104400102;
2001