THEORIES OF SUICIDE: Past, Present and Future - John F. Gunn, David Lester - Google Books

https://books.google.de/books?id=doK6CAAAQBAJ&pg=PA88#v=onepage

 Some researchers in the field of suicidology think that the old theories of suicide are too constraining and impede advances in the understanding of suicide. However the book’s authors are not quite so critical of past theories. In the book they review…