Citazione Stile APA (7a Edizione)

Ruth, L. C. (2000). Design standards for children's environments. McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

Ruth, Linda Cain. Design Standards for Children's Environments. New York: McGraw-Hill, 2000.

Citatione MLA (9a ed.)

Ruth, Linda Cain. Design Standards for Children's Environments. McGraw-Hill, 2000.