Several MVP have written System Center Books or Hyper-v / Windows 2012 Books. I created some reviews about those books. the links are below.
Looking for a book Checkout Packs webshop http://bit.ly/1j26nPN
http://www.be-init.nl/blog/30957/hyper-v-replica-essentials-book-review-packt-publishing
So checkout there store and get a discount