United States. Patent and Trademark Office. (1996). Basic facts about trademarks. U.S. Dept. of Commerce.
Chicago Style (17th ed.) CitationUnited States. Patent and Trademark Office. Basic Facts About Trademarks. Washington, D.C.: U.S. Dept. of Commerce, 1996.
MLA (9th ed.) CitationUnited States. Patent and Trademark Office. Basic Facts About Trademarks. U.S. Dept. of Commerce, 1996.
Warning: These citations may not always be 100% accurate.