Books we recommend reading https://www.amazon.co.uk/Early-Start-Denver-Children-Autism/dp/1606236318 https://www.amazon.co.uk/Early-Start-Your-Child-Autism/dp/160918470X https://www.amazon.co.uk/Behavior-Analysis-Lasting-Change-Mayer/dp/1597380326 https://www.amazon.co.uk/Applied-Behavior-Analysis-John-Cooper/dp/0134752554