Statement of Marybeth Peters, United States Register of Copyrights, before the Subcommittee on Courts, the Internet, and Intellectual Property, Committee on the Judiciary (July 31, 2007).
cornell.edu
law.cornell.edu
Act of Oct. 15, 1971, Pub. L. No. 92-140, 85 Stat. 391, § 1(c) § 402.