Shipley, D. (2002). Empowering children: Play-based curriculum for lifelong learning (Third edition.). Thomson.
Chicago-referens (17:e uppl.)Shipley, Dale. Empowering Children: Play-based Curriculum for Lifelong Learning. Third edition. Canada: Thomson, 2002.
MLA-referens (8:e uppl.)Shipley, Dale. Empowering Children: Play-based Curriculum for Lifelong Learning. Third edition. Thomson, 2002.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.