There are some excellent books, recently published, that your mom may find worthy of reading. She can obtain them through any bookstore or through your local library...
"Getting to Grips With Asperger's Syndrome (Understanding adults on the Autism Spectrum) by Carol Hagland
"Working With Adults With Asperger's Syndrome" by Carol Hagland and Zillah Webb
"Hitchhiking Through Asperger's Syndrome" by Lise Pyles with a forward by Tony Attwood, Ph.D
"Our Journey Through High Functioning Autism and Asperger's Syndrome...A Roadmap" by Linda Andron with forwards by Tony Attwood, Ph.D and Liane Holliday Willey