Library of Congress. Copyright Office. (1985). Copyright basics. Copyright Office, Library of Congress.
Chicago-Zitierstil (17. Ausg.)Library of Congress. Copyright Office. Copyright Basics. Washington, D.C.: Copyright Office, Library of Congress, 1985.
MLA-Zitierstil (8. Ausg.)Library of Congress. Copyright Office. Copyright Basics. Copyright Office, Library of Congress, 1985.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.