This week's book giveaway is in the OCPJP forum. We're giving away four copies of OCA/OCP Java SE 7 Programmer I & II Study Guide and have Kathy Sierra & Bert Bates on-line! See this thread for details.
To Start with the liferay first time, i will recommend Liferay Beginner's Guide book. But if you know to configure and use liferay, then liferay development guide book will help you out. This both books are from packt publication.