Naperville Telephone Directory, 1950 February

Chicago citation style
Illinois Bell Telephone Company. Naperville Telephone Directory, 1950 February. 02/1950. Retrieved from the Digital Public Library of America, http://www.idaillinois.org/cdm/ref/collection/npl/id/9539. (Accessed December 4, 2020.)
APA citation style
Illinois Bell Telephone Company, (02/1950) Naperville Telephone Directory, 1950 February. Retrieved from the Digital Public Library of America, http://www.idaillinois.org/cdm/ref/collection/npl/id/9539
MLA citation style
Illinois Bell Telephone Company. Retrieved from the Digital Public Library of America <http://www.idaillinois.org/cdm/ref/collection/npl/id/9539>.
Note: These citations are programmatically generated and may be incomplete.