American Bar Association. Section of Patent, Trademark, and Copyright Law. (1981). PTC newsletter. Section of Patent, Trademark and Copyright Law of the American Bar Association.
Chicago Style (17th ed.) CitationAmerican Bar Association. Section of Patent, Trademark, and Copyright Law. PTC Newsletter. Chicago, IL: Section of Patent, Trademark and Copyright Law of the American Bar Association, 1981.
MLA (9th ed.) CitationAmerican Bar Association. Section of Patent, Trademark, and Copyright Law. PTC Newsletter. Section of Patent, Trademark and Copyright Law of the American Bar Association, 1981.
Warning: These citations may not always be 100% accurate.