User-agent: *
Disallow: /Book20-2006/
Disallow: /Book21-2007/
Disallow: /Book22-2008/
Disallow: /Book19-2005/
Allow: /

User-agent: Googlebot
Disallow: /Book22-2008/
Disallow: /Book20-2006/
Disallow: /Book21-2007/
Disallow: /Book19-2005/
Allow: /