Rickards, M., Twyman, M., Beaumont, S., & Tanner, A. (2001). The encyclopedia of ephemera: A guide to the fragmentary documents of everyday life for the collector, curator, and historian / Maurice Rickards. Edited and completed by Michael Twyman with the assistance of Sally de Beaumont and Amoret Tanner. Routledge.
Chicago-referens (17:e uppl.)Rickards, Maurice, Michael Twyman, Sally Beaumont, och Amoret Tanner. The Encyclopedia of Ephemera: A Guide to the Fragmentary Documents of Everyday Life for the Collector, Curator, and Historian / Maurice Rickards. Edited and Completed by Michael Twyman with the Assistance of Sally De Beaumont and Amoret Tanner. New York: Routledge, 2001.
MLA-referens (8:e uppl.)Rickards, Maurice, et al. The Encyclopedia of Ephemera: A Guide to the Fragmentary Documents of Everyday Life for the Collector, Curator, and Historian / Maurice Rickards. Edited and Completed by Michael Twyman with the Assistance of Sally De Beaumont and Amoret Tanner. Routledge, 2001.