Pocket Guides to the Internet: Volume 3 - Using and Navigating Usenet by Mark Veljkov & George Hartnell (Meckler )
The Usenet Book by Brian Pfaffenberger (Addison-Wesley )
The Usenet Handbook by Mark Harrison (O'Reilly & Associates )
Usenet: Netnews for Everyone by Jenny A. Fristrup (Prentice Hall)
Using UUCP and Usenet by Grade Todino and Dale Dougherty (O'Reilly & Associates )
Where To Go on the Internet USENET and alt. Newsgroups by Mark Leahy (LC&D Internet Publishing)
Mark Harrison: The Usenet Handbook (O'Reilly & Associates )
Mark Leahy: Where To Go on the Internet USENET and alt. Newsgroups (LC&D Internet Publishing)
Paul McFedries: Complete Idiot's Guide to USENET Newsgroups (Alpha)
Brian Pfaffenberger: The Usenet Book (Addison-Wesley )
Grade Todino and Dale Dougherty: Using UUCP and Usenet (O'Reilly & Associates )
Mark Veljkov & George Hartnell: Pocket Guides to the Internet: Volume 3 - Using and Navigating Usenet (Meckler )
Using UUCP and Usenet by Grade Todino and Dale Dougherty