self help topics

I am writing my psychology project on the subject-ESTEEM. I need the definition and books on the subject?
Who are the authours in this issue? How can I get enough materials to be allowed to do a good job in this area of the project?
In psychology, self-esteem reflects overall self-determination of an individual assessment of their own worth the term "self", one of the oldest concepts in psychology, first appeared as a piece of American psychologist and philosopher William James in 1890-K —
The hidden secrets of Pornography pt 1 of 6 – Christian views and topics