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CITATION OF THE MOVIE

https://www.loc.gov/item/toddbib000387/

http://csub-dspace.calstate.edu/bitstream/id/726260/?sequence=-1

http://depts.washington.edu/moving1/images/lange%20oklahomans%20reach%20LA-cr.jpg

http://csub-dspace.calstate.edu/handle/10211.3/145617

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https://www.imdb.com/title/tt0032551/quotes/qt0338408