Open Market Investment Committee for the Federal Reserve System , Open Market Policy Conference for the Federal Reserve System and United States. Federal Open Market Committee. "Meeting, April 30, 1968," Federal Open Market Committee Meeting Minutes, Transcripts, and Other Documents (April 30, 1968). https://fraser.stlouisfed.org/scribd/?item_id=23373&filepath=/files/docs/historical/FOMC/meetingdocuments/fomcmoa19680430.pdf&start_page=1, accessed on October 23, 2017.
Board of Governors of the Federal Reserve System