S. Langlois, Traditions: Social, In: Neil J. Smelser and Paul B. Baltes, Editor(s)-in-Chief, International Encyclopedia of the Social & Behavioral Sciences, Pergamon, Oxford, 2001, Pages 15829-15833, ISBN 978-0-08-043076-8, DOI: 10.1016/B0-08-043076-7/02028-3. Online(англ.)
