Ernestine Schumann-Heink, opera contralto

Chicago citation style
unidentified. Ernestine Schumann-Heink, opera contralto. 1913. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/sayre/id/1106. (Accessed October 15, 2018.)
APA citation style
unidentified, (1913) Ernestine Schumann-Heink, opera contralto. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/sayre/id/1106
MLA citation style
unidentified. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/sayre/id/1106>.
Note: These citations are programmatically generated and may be incomplete.