ebrary, Inc, Adair, B., Filene, B., & Koloski, L. (2011). Letting go?: Sharing historical authority in a user-generated world (1st American ed.). Pew Center for Arts & Heritage.
Citace podle Chicago (17th ed.)ebrary, Inc, Bill Adair, Benjamin Filene, a Laura Koloski. Letting Go?: Sharing Historical Authority in a User-generated World. 1st American ed. Philadelphia, Pa.: Pew Center for Arts & Heritage, 2011.
Citace podle MLA (9th ed.)ebrary, Inc, et al. Letting Go?: Sharing Historical Authority in a User-generated World. 1st American ed. Pew Center for Arts & Heritage, 2011.
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