Green, Stanley (1984). Root, Deane L. (ed.). "Oklahoma!: Its Origin and Influence". American Music. 2 (4, Winter 1984): 92. doi:10.2307/3051564. ISSN0734-4392. JSTOR3051564.
Green, Stanley (1984). Root, Deane L. (ed.). "Oklahoma!: Its Origin and Influence". American Music. 2 (4, Winter 1984): 92. doi:10.2307/3051564. ISSN0734-4392. JSTOR3051564.
Bordman, Gerald and Thomas Hischak, eds. "Kern, Jerome (David)". The Oxford Companion to American Theatre, third edition, Oxford University Press 2004. Oxford Reference Online, accessed May 15, 2010 (requires subscription)
pbs.org
Oklahoma!Archived February 16, 2005, at the Wayback Machine at Encyclopedia of Composers and Songwriters, PBS.org, accessed April 30, 2012
Time magazine reported in its May 26, 2008 issue, p. 51, that Oklahoma! tied (with Bye Bye Birdie) as the eighth most frequently produced musical by U.S. high schools in 2007.
Green, Stanley (1984). Root, Deane L. (ed.). "Oklahoma!: Its Origin and Influence". American Music. 2 (4, Winter 1984): 92. doi:10.2307/3051564. ISSN0734-4392. JSTOR3051564.