Union, Logan County, Illinois (373-85)
MLA
Plowden, David (1932). Union, Logan County, Illinois (373-85). Box 53. 1973 March. https://collections.library.yale.edu/catalog/2041282.
APA, 6th edition
Plowden, David (1932). (["Box 53"])(1973 March)[Union, Logan County, Illinois (373-85)]. https://collections.library.yale.edu/catalog/2041282.