American Professional Association (APA)
http://www.apa.org/

Association of Family and Conciliation Courts (AFCC)
http://www.afccnet.org/

Collaborative Professionals of Nevada (CPN)
http://collaborativeprofessionals.com/

International Academy of Collaborative Professionals
http://www.collaborativepractice.com/

Collaborative Handbook
http://collaborativeprofessionals.com/docs/cp-knowledgekit.pdf

Parenting Coordination Central
http://www.parentingcoordinationcentral.com/

Our Family Wizard
http://www.ourfamilywizard.com/ofw/

Ken Pope: Articles, Research and Resources in Psychology
http://www.kspope.com/

US National Library of Medicine
http://www.ncbi.nlm.nih.gov/pubmed/