R7 A7074G Provisional Core-periphery Zones

Chicago citation style
G. William Skinner; Xue Liu. R7 A7074G Provisional Core-periphery Zones. 1990-2000. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/skinner/id/1322. (Accessed July 17, 2018.)
APA citation style
G. William Skinner; Xue Liu, (1990-2000) R7 A7074G Provisional Core-periphery Zones. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/skinner/id/1322
MLA citation style
G. William Skinner; Xue Liu. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/skinner/id/1322>.
Note: These citations are programmatically generated and may be incomplete.