Buena Vista County, Iowa (686-1222)
MLA
Plowden, David (1932). Buena Vista County, Iowa (686-1222). Box 24. 1986 June. https://collections.library.yale.edu/catalog/2040058.
APA, 6th edition
Plowden, David (1932). (["Box 24"])(1986 June)[Buena Vista County, Iowa (686-1222)]. https://collections.library.yale.edu/catalog/2040058.