The link for a BSD book points to a C# book. Here is the patch:
Index: books.html =================================================================== RCS file: /cvs/www/books.html,v retrieving revision 1.110 diff -r1.110 books.html 101c101 < At 549 pages plus an index, <a href="http://www.awprofessional.com/title/0201549794">this book</a> must be considered comprehensive. --- > At 549 pages plus an index, <a > href="https://www.amazon.com/Implementation-Operating-paperback-Addison-Wesley-Systems/dp/0132317923">this > book</a> must be considered comprehensive.