Barron's ESL Guide to American Business English

Focused especially to fit the needs of ESL students, this handbook for communicating in business situations describes a wide variety of business writings, and recommends appropriate styles and formats for each.

The Newbury House Dictionary of American English with CD-ROM

Developed by English Language teaching professionals, this book is a valuable  reference text  for all learners of American English language and culture.  It includes a CD-ROM electronic reference tool with a pronunciation guide, hundreds of drawings, and many full-color photos.