Green's alphabetical panorama (back cover)

Chicago citation style
Mason, W.G. (Walter George), 1820-1866. Green's alphabetical panorama (back cover). 1850. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/childrens/id/696. (Accessed October 18, 2018.)
APA citation style
Mason, W.G. (Walter George), 1820-1866, (1850) Green's alphabetical panorama (back cover). Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/childrens/id/696
MLA citation style
Mason, W.G. (Walter George), 1820-1866. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/childrens/id/696>.
Note: These citations are programmatically generated and may be incomplete.