This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
I assume you are referring to the book "Liferay Portal Systems Development " the award book for the week of February 27th.
From the table of content, The book is ideal for all levels. The book covers the liferay cms, the liferay sdk and development methodologies, and how to develop simple and advanced MVC portlets. it's definitely worth owning.