20esiècle 20thcentury activitésculturelles anglais(langue) archives aspectsociologique bibliothèques booksandreading canada chinese chineselanguage chinois(langue) collectedefonds collectivememory criticaltheories(dialecticalcritiques) criticaltheory culturalprograms dictionaries dictionnairesanglais dictionnaireschinois disciplines endowments english englishlanguage fondations general histoire history informationscience languagearts libraries library libraryfundraising libraryscience literature livresetlecture mediastudies mémoirecollective philosophie philosophy reference sciencesdel'information socialscience socialsciences sociologicalaspects théoriecritique unitedstates états-unis