SCHOOL RECESS AND PLAYGROUND BEHAVIOR
ANTHONY D.PELLEGRINI1995 年出版186 页ISBN：0791421848
LET'S PLAY!PROMOTING ACTIVE PLAYGROUNDS
JANE WATKINSON2010 年出版106 页ISBN：073607001X
Upper playground presents : donde esta mi [corazon]?
Basco & Paloma2008 年出版96 页ISBN：
Children on Playgrounds:Research Perspectives and Applications
Hart1993 年出版459 页ISBN：9780791414682;079141468X
DIGITAL LABOR THE INTERNET AS PLAYGROUND AND FACTORY
TREBOR SCHOLZ2013 年出版258 页ISBN：0415896948
The Shavian Playground An Exploration of the Art of George Bernard Shaw
1972 年出版366 页ISBN：0416825001
