The Erl-king's daughter : a ballad founded on Danish legends ; cantata for mixed chorus, solo voices, and orchestra, op. 30 /Elverskud. Vocal score. English

Chicago citation style
Gade, Niels W. (Niels Wilhelm), 1817-1890. The Erl-king's daughter : a ballad founded on Danish legends ; cantata for mixed chorus, solo voices, and orchestra, op. 30 /,Elverskud. Vocal score. English. [n.d.]. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/011680889. (Accessed December 17, 2018.)
APA citation style
Gade, Niels W. (Niels Wilhelm), 1817-1890, ([n.d.]) The Erl-king's daughter : a ballad founded on Danish legends ; cantata for mixed chorus, solo voices, and orchestra, op. 30 /,Elverskud. Vocal score. English. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/011680889
MLA citation style
Gade, Niels W. (Niels Wilhelm), 1817-1890. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/011680889>.
Note: These citations are programmatically generated and may be incomplete.