Partially unidentified group, possibly members of the Guthrie family

Chicago citation style
Partially unidentified group, possibly members of the Guthrie family. undated. Retrieved from the Digital Public Library of America, http://libx.bsu.edu/cdm/ref/collection/MunHisPhoto/id/881. (Accessed June 18, 2018.)
APA citation style
(undated) Partially unidentified group, possibly members of the Guthrie family. Retrieved from the Digital Public Library of America, http://libx.bsu.edu/cdm/ref/collection/MunHisPhoto/id/881
MLA citation style
Retrieved from the Digital Public Library of America <http://libx.bsu.edu/cdm/ref/collection/MunHisPhoto/id/881>.
Note: These citations are programmatically generated and may be incomplete.