D2 Article in a professional compilation book
Self focused goals: What they are, how they function, and how they relate to well-being
Authors: Salmela-Aro Katriina, Pennanen Riikka, Nurmi Jari-Erik
Editors: Peter Schmuck, Ken Sheldon
Publisher: Hogrefe & Huber
Publication year: 2001
Book title : Life Goals and Well-Being: Towards a Positive Psychology of Human Striving