User-agent: *
Disallow: *author.php
Disallow: *letter.php
Disallow: *book.php
Disallow: /lib/al/book/

User-agent: Yandex
Disallow: *author.php
Disallow: *letter.php
Disallow: *book.php
Disallow: /lib/al/book/
Host: www.classic-book.ru