- APA Dictionary of Psychology by: Gary R. VandenBos (Reference – R150.3 APA)
- Encyclopedia of Human Behavior by: V.S. Ramachandran (Reference – R150.3 Enc)
- The Complete Mental Health Resource Guide (Reference – R150.3 Com)
- Gale Health and Wellness Resource Center A nice starting place to define mental health terms.
- Mental Health America A great free source that educates the public about mental health and mental illness.
- National Institute of Mental Health Browse or search health topics.