Williams Act, July 29, 1968. https://fraser.stlouisfed.org/title/5900, accessed on November 20, 2018.
- An Act Providing for Full Disclosure of Corporate Equity Ownership of Securities Under the Securities Exchange Act of 1934
- Securities Disclosure Act of 1968
- Public Law 90-439, 90th Congress, S. 510
82 Stat. 454
FDsys, US Government Publishing Office