Petikan APA

Seidel, A. H. (1957). What the general practitioner should know about trademarks and copyrights. Philadelphia: Committee on Continuing Legal Education of the American Law Institute.

Petikan Gaya Chicago

Seidel, Arthur H. What the General Practitioner Should Know About Trademarks and Copyrights. Philadelphia: Committee on Continuing Legal Education of the American Law Institute, 1957.

Petikan MLA

Seidel, Arthur H. What the General Practitioner Should Know About Trademarks and Copyrights. Philadelphia: Committee on Continuing Legal Education of the American Law Institute, 1957.