Boston Children's Hospital Medical Center & Gregg, E. M. (1968). What to do when "there's nothing to do": 601 tested play ideas for young children. Delcorte Press.
Chicago Style (17th ed.) CitationBoston Children's Hospital Medical Center and Elizabeth M. Gregg. What to Do When "There's Nothing to Do": 601 Tested Play Ideas for Young Children. New York: Delcorte Press, 1968.
MLA (9th ed.) CitationBoston Children's Hospital Medical Center and Elizabeth M. Gregg. What to Do When "There's Nothing to Do": 601 Tested Play Ideas for Young Children. Delcorte Press, 1968.
Warning: These citations may not always be 100% accurate.