https://wiki-toefl.com
Collins English for the TOEFL Test – Vocabulary and Grammar for the TOEFL Test by Ingrid Wisniewska Reviews Collins Skills for the TOEFL iBT Test is a three book series to help learners prepare for the Test of English as a Foreign Language, used by over 7,500 institutions in 130 countries as a measure of language ability. To date, 25 million learners have taken the test around the world.
Maybe you have not seen
Official TOEFL iBT Tests with Audio by ETS
Peterson’s Master the TOEFL Reading Skills
Peterson’s Master TOEFL Writing Skills
Essential TOEFL Vocabulary by Princeton Review
Kaplan TOEFL iBT Premier 2016-2017 with 4 Practice Tests
In particular these books are aimed at helping learners handle the integrated-skill aspect of the test, where they are required to produce responses based on mixed input. The books help learners to familiarise with the TOEFL test. Learners focus on improving their skills and test-taking times for specific sections of the test, and look at solutions for how to overcome the most common challenges of the test. The books provide clear strategies and tips to help learners improve their score.