Diagnostic and Statistical Manual of Mental Disorders (DSM-V). (5th ed.). (2013). American Psychiatric Association. Washington, D.C.: Author. [The library has the full DSM-V in print, and disorder-specific content online via ProQuest eBook Central - this link goes to all library catalog entries for books and eBooks related to and supported by the DSM-V]
Mental Health Net (MHN) One of the most comprehensive source of online mental health information, news, and resources.
National Institute of Mental Health (NIMH) (National Institutes of Health) Information (fact sheets, reports, bibliographies, statistics, etc.) on symptoms, diagnosis and treatment of various mental illnesses, and their research.