Organizations:
http://www.interdys.org
http://www.nc-ida.org 
http://www.ncld.org
http://www.ldamerica.org
http://www.chadd.org
http://www.ldonline.org
http://www.allkindsofminds.org
http://www.schwablearning.org
http://wwwnichcy.org
http://www.nichd.nih.gov
http://www.rfbd.org

For Parents:
http://www.proactiveparent.com
http://www.ciera.org
http://www.readingrockets.org
http://www.wrightslaw.com
http://www.ecac-parentcenter.org

Schools:
http://www.kildonanschool.org
http://www.camperdown.org
http://www.cdschool.org

Publishers:
Educators Publishing Service 
31 Smith Place
Cambridge, MA 02138 
800-225-5750
http://www.epsbooks.com 

Pro  Ed
8700 Shoal Creek Blvd
Austin, TX   78757
http://www.proedinc.com

Sopris West 
4093 Specialty Place
Longmont, CO 80504
800 547-6747
http://www.sopriswest.com

LinguiSystems
3100 4^th Ave
East Moline, Il 61244
800-776-4332
http://www.linguisystems.com