Cooper, A. (1993). The development of games and athletic skills (2nd ed.). Simon & Schuster Education.
Chicago-referens (17:e uppl.)Cooper, Andrew. The Development of Games and Athletic Skills. 2nd ed. Hemel Hempstead, Herts: Simon & Schuster Education, 1993.
MLA-referens (9:e uppl.)Cooper, Andrew. The Development of Games and Athletic Skills. 2nd ed. Simon & Schuster Education, 1993.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.