«Interview: Stephen Sondheim». Academy of Achievement. Arkivert fra originalen 12. desember 2010. Besøkt 8. mai 2010. «People underestimate what [Hammerstein] did in the way of musical theater. He was primarily an experimental writer, and what he was doing was marrying the traditions of opera and American musical comedy, using songs to tell a story that was worth telling. The first real instance of that is Show Boat, which is a watershed show in the history of musical theater, and Oklahoma!, which is innovative in different ways . . . . Now, because of the success of Oklahoma!, and subsequent shows, most musical theater now tells stories through songs. But that was not true prior to 1943, the year of Oklahoma!»«Arkivert kopi». Arkivert fra originalen 12. desember 2010. Besøkt 7. april 2013.
Autorités BnF, data.bnf.fr, besøkt 10. oktober 2015[Hentet fra Wikidata]
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Encyclopædia Britannica Online, oppført som Oscar Hammerstein, II, Encyclopædia Britannica Online-ID biography/Oscar-Hammerstein-II, besøkt 9. oktober 2017[Hentet fra Wikidata]
carnegiehall.org
data.carnegiehall.org
Carnegie Hall linked open data, Carnegie Hall agent-ID 44971, besøkt 2. mai 2022[Hentet fra Wikidata]
enciklopedija.hr
Hrvatska enciklopedija, Hrvatska enciklopedija-ID 24274, oppført som Oscar Hammerstein[Hentet fra Wikidata]
geneastar.org
GeneaStar, oppført som Oscar Hammerstein Ii, GeneaStar person-ID hammersteino[Hentet fra Wikidata]
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libris.kb.se
LIBRIS, libris.kb.se, utgitt 2. februar 2009, besøkt 24. august 2018[Hentet fra Wikidata]
"American Musical Theatre: An Introduction", theatrehistory.com, republished from The Complete Book of Light Opera. Mark Lubbock. New York: Appleton-Century-Crofts, 1962. pp. 753–56, accessed December 3, 2008
«Interview: Stephen Sondheim». Academy of Achievement. Arkivert fra originalen 12. desember 2010. Besøkt 8. mai 2010. «People underestimate what [Hammerstein] did in the way of musical theater. He was primarily an experimental writer, and what he was doing was marrying the traditions of opera and American musical comedy, using songs to tell a story that was worth telling. The first real instance of that is Show Boat, which is a watershed show in the history of musical theater, and Oklahoma!, which is innovative in different ways . . . . Now, because of the success of Oklahoma!, and subsequent shows, most musical theater now tells stories through songs. But that was not true prior to 1943, the year of Oklahoma!»«Arkivert kopi». Arkivert fra originalen 12. desember 2010. Besøkt 7. april 2013.
wikidata-externalid-url.toolforge.org
The Peerage person ID p24954.htm#i249540, besøkt 7. august 2020[Hentet fra Wikidata]
