APA-Zitierstil (7. Ausg.)

Barber, H. L. (1990). Copyrights, patents and trademarks: Protect your rights worldwide. Liberty Hall Pr.

Chicago-Zitierstil (17. Ausg.)

Barber, Hoyt L. Copyrights, Patents and Trademarks: Protect Your Rights Worldwide. Blue Ridge Summit, Pa: Liberty Hall Pr, 1990.

MLA-Zitierstil (9. Ausg.)

Barber, Hoyt L. Copyrights, Patents and Trademarks: Protect Your Rights Worldwide. Liberty Hall Pr, 1990.