Email therapy? Single session?
Yes, and it’s evidence based. This e-book contains 50 responses to cries for help, after an introductory (easy to understand) theoretical section that explains how and why it works.
You won’t be able to read this on a special-purpose e-book reader, because it is in effect a large web page. The advantage is extensive cross-referencing using internal links. You can skip to question-and-answer sets to address your issue of interest.
To read a sample, and to buy the book for only $5, go to its home page.