Northeast level in the urban hierarchy

Chicago citation style
G. William Skinner; Kyle Matoba. Northeast level in the urban hierarchy. 1990-2000. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/skinner/id/1082. (Accessed July 16, 2018.)
APA citation style
G. William Skinner; Kyle Matoba, (1990-2000) Northeast level in the urban hierarchy. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/skinner/id/1082
MLA citation style
G. William Skinner; Kyle Matoba. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/skinner/id/1082>.
Note: These citations are programmatically generated and may be incomplete.