Hitchcock, D. (2017). Patent searching made easy: How to do patent searches on the internet and in the library (7th edition.). Nolo.
Chicago-Zitierstil (17. Ausg.)Hitchcock, David. Patent Searching Made Easy: How to Do Patent Searches on the Internet and in the Library. 7th edition. Berkeley, CA: Nolo, 2017.
MLA-Zitierstil (9. Ausg.)Hitchcock, David. Patent Searching Made Easy: How to Do Patent Searches on the Internet and in the Library. 7th edition. Nolo, 2017.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.