Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Construction Contracts and Private Housing Permits," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "March 1972," Federal Reserve Bulletin (March 1972) : 190-190. https://fraser.stlouisfed.org/title/62/item/21447/toc/35448 , accessed on May 12, 2024.