Here are some useful links on PDA:
For an exhaustive list of information I would recommend this link – https://notesonpda.wordpress.com/links/
Educational Guidelines and Case Studies:
Extreme Demand Avoidance Questionnaire’ (EDA-Q):
From the series Born Naughty, episode 1 (Honey) and episode 4 (Charlie)
Girls with Autism Documentary – Limpsfield Grange School (Beth):
Raring 2 Go!