A Cultural Guide to the United States by Gary Althen with Janet Bennett. Listen to a podcast episode where I review this book!
How to Give Successful Presentations by Mark Powell
Pronunciation and Listening Comprehension in North American English by Judy Gilbert
An Authentic Listening and Integrated Skills Textbook by Maurice Hauck with Kenneth MacDougall
Questions and Quotations for Intermediate American English Language Learners by Eric Roth and Toni Aberson