"City Map & Guide 50c...Presented by the Chamber of Commerce Pico Rivera" (Pico Rivera, CA: Produced by the Pico Rivera Chamber of Commerce), 1980, Sub-Series 1.3, Box: 7, Folder: 1. Collection of California maps and guidebooks, SC-012. Pfau Library Special Collections. https://archivesspace.csusb.edu//repositories/3/archival_objects/6830 Accessed November 15, 2024.