The handbook for working with difficult groups how they are difficult, why they are difficult and what you can do about it /

Publicerad 2010

Understanding difficult people : strategies for coping with difference /

av Barrow, Iris
Publicerad 1997

An educators guide to difficult parents /

av Wilde, Jerry, 1962-
Publicerad 2000

The little book of dialogue for difficult subjects : a practical, hands-on guide /

av Schirch, Lisa
Publicerad 2007