Sources consultées pour l'information factuelle sur 'round and 'round

• "ArchiviaNet: Online Research Tool: Film, Video and Sound / ArchiviaNet : Recherche en ligne : Films, vidéos et enregistrements sonores" Library and Archives Canada / Bibliothèque et Archives Canada. https://www.collectionscanada.gc.ca/archivianet/. [English / French]
• BAKER, Michael Brendan, Thomas Waugh et Ezra Winton, dir, Challenge for Change: Activist Documentary at the National Film Board of Canada, Montreal, McGill-Queen's University Press, 2010. [en anglais] (p. 493)
• National Film Board of Canada. "NFB -- 'round and 'round" National Film Board of Canada. http://onf-nfb.gc.ca/en/our-collection/?idfilm=12992.