Why do people have self-esteem?

Why do people have self-esteem?

Manylion Llyfryddiaeth
Prif Awduron: Heatherton,Todd F. (Awdur), Wyland, Carrie (Awdur)
Fformat: Analytics
Iaith:English
Cyhoeddwyd: [Place of publication not identified] Taylor & Francis, Ltd. ©2003.
Pynciau:
Self-esteem.