Union, Logan County, Illinois (373-85)
MLA
Plowden, David. Union, Logan County, Illinois (373-85). 1973. https://collections.library.yale.edu/catalog/2041282.
APA, 6th edition
Plowden, D. (1973). Union, Logan County, Illinois (373-85). https://collections.library.yale.edu/catalog/2041282.