[identification of item], [date if possible]. Edward C. Petko papers (MS 309). Special Collections & University Archives, University of California, Riverside.
Cite Item Description
[identification of item], [date if possible]. Edward C. Petko papers (MS 309). Special Collections & University Archives, University of California, Riverside. https://public.ucrlib.aspace.cdlib.org/repositories/3/resources/60 Accessed December 15, 2024.
