- Campbell- McBride, Natasha 2010, Gut and Psychology Syndrome, Medinform Publishing,Cambridge,UK
- Campbell- McBride, Natasha 2007, Put Your Heart in Your Mouth, Medinform Publishing,Cambridge,UK
- GAPS shop at our website includes all GAPS books, cooking DVD and supplements
- http://articles.mercola.com (search for brain- gut- connection)
- http://www.doctor-natasha.com
- http://www.gaps.me
- Downloads- an Apple App listing all foods from the book by Allowed and Not Allowed with descriptions and preparation details for each one. is available from iTunes for $3.99
http://itunes.apple.com/app/gapalicious/id430369661?mt=8
