Ruth, L. C. (2000). Design standards for childrens environments. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Ruth, Linda Cain. Design Standards for Childrens Environments. McGraw-Hill, 2000.
Lua MLA (8ú heag.)Ruth, Linda Cain. Design Standards for Childrens Environments. McGraw-Hill, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.