Grammar workbook for the TOEFL exam by Phyllis L. Lim

Longman introductory course for the TOEFL test

Deborah Phillips

TOEFL iBT. Internet-Based Test

Pamela Sharpe, Pamela J. Sharpe, Pamela Sharpe Ph.D.

Official Guide to the TOEFL Test

Educational Testing Service, Educational Testing Service

TOEFL workbook

Marilyn J. Rymniak

Cliff's TOEFL Preparation Guide

Jerry Bobrow, Michael A. Pyle, Mary E. Munoz

TOEFL for dummies

Suzee Vlk

Official TOEFL IBT Tests

Educational Testing Service Staff

TOEFL, test of English as a foreign language

Edith H. Babin, Harriet N. Moreno

Essential words for the TOEFL

Steven J. Matthiesen

The Heinemann TOEFL preparation course

M. Kathleen Mahnke, Carolyn B. Duffy

TOEFL IBT

Pamela J. Sharpe

Grammar workbook for the TOEFL exam