CliffsTestPrep TOEFL CBT (Ebook)
The CliffsTestPrep series offers full-length practice exams that simulate the real tests; proven test-taking strategies to increase your chances at doing well; and thorough review exercises to help fill in any knowledge gaps.
LinguaForum Hook on Toefl IBT Writing (Audio)
LinguaForum Hooked On TOEFL Writing (New Edition) is the revised version of Hooked on TOEFL Writing. It is intended for advanced students preparing for the TOEFL iBT and is based on the most up-to-date information on the test.