Head First Java, 2nd Edition

SCJP Sun Certified Programmer for Java 6 Exam 310-065

Chattery Teeth: And Other Stories

OCP Java SE 7 Programmer Study Guide (Certification Press)

Head First Servlets and JSP: Passing the Sun Certified Web Component Developer Exam (SCWCD)

Head First Java: Your Brain on Java - A Learner's Guide

Head First EJB (Brain-Friendly Study Guides; Enterprise JavaBeans)

Head First Design Patterns

OCP Java SE 6 Programmer Practice Exams (Exam 310-065) (Certification Press)

Head First Servlets and JSP