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de Jong, G. Reitsma, Jan (2007), Religiosity and Solidarity. Dimensions and Relationships Disentangled and Tested: Proefschrift Radboud Universiteit Nijmegen, Pp. 134, ISBN 978-90-811956-1-4 (ICS-Dissertation Nr. 135). R&S 2008, 3, 139-140.