A few places online where you can purchase Unauthorized Windows 95 and related books:

• amazon.com
• Book Stacks
• CompuBooks
• Stacey's (San Francisco CA)
• Softpro (Burlington MA; Denver CO)
• Computer Literacy (San Jose CA)
• Quantum Books (Cambridge MA)
• Powell's Technical Books (Portland OR)
• Computer Bookshop (London)
• Internet Book Shop (UK)
• Le monde en 'tique (Paris)
• KNO-K&V Buch Katalog (Germany)
• Hotline Books (Australia)
• Other online stores for computer books (from Yahoo!)