Macroregional Map--R23 Frame

Chicago citation style
G. William Skinner. Macroregional Map--R23 Frame. 1990-2000. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/skinner/id/1032. (Accessed October 22, 2018.)
APA citation style
G. William Skinner, (1990-2000) Macroregional Map--R23 Frame. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/skinner/id/1032
MLA citation style
G. William Skinner. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/skinner/id/1032>.
Note: These citations are programmatically generated and may be incomplete.