This primary source comes from the Collection HH-HOOVH: Herbert Hoover Papers.
Full Citation: Statement from the President's News Conference; 7/29/1930; Unemployment-PECE- Correspondence, February-September 1930; President's Subject Files, 1929 - 1935; Collection HH-HOOVH: Herbert Hoover Papers; Herbert Hoover Library, West Branch, IA. [Online Version, https://www.docsteach.org/documents/document/statement-from-the-presidents-news-conference, April 23, 2024]