Students looking through microscopes in a science class, early 1900's

Chicago citation style
Unknown. Students looking through microscopes in a science class, early 1900's. 1900-1909. Retrieved from the Digital Public Library of America, http://utah-primoprod.hosted.exlibrisgroup.com/primo_library/libweb/action/dlDisplay.do?vid=MWDL&afterPDS=true&docId=digcoll_usu_16USU_Photos/1804. (Accessed November 14, 2018.)
APA citation style
Unknown, (1900-1909) Students looking through microscopes in a science class, early 1900's. Retrieved from the Digital Public Library of America, http://utah-primoprod.hosted.exlibrisgroup.com/primo_library/libweb/action/dlDisplay.do?vid=MWDL&afterPDS=true&docId=digcoll_usu_16USU_Photos/1804
MLA citation style
Unknown. Retrieved from the Digital Public Library of America <http://utah-primoprod.hosted.exlibrisgroup.com/primo_library/libweb/action/dlDisplay.do?vid=MWDL&afterPDS=true&docId=digcoll_usu_16USU_Photos/1804>.
Note: These citations are programmatically generated and may be incomplete.