Updated Mastering Puppet for Puppet 4
Packtpub.com
About the book
Special Promotion 50% off the Ebook version Promo Code: YGTMi50y (Valid March 7 to 27, 2016)
Updated this book to cover puppetserver and puppet 4.
The book was written to describe many of the challenges I've seen and the solutions that me and my fellow contractors have come across when working with puppet in a large organization.
Available on Amazon as well.
Code
My version of the code from the book is available at github
Packt Publishing has their own version when you buy the book.