APA aipamena

Ruth, L. C. (2000). Design standards for childrens environments. McGraw-Hill.

Chicago Style aipamena

Ruth, Linda Cain. Design Standards for Childrens Environments. McGraw-Hill, 2000.

MLA aipamena

Ruth, Linda Cain. Design Standards for Childrens Environments. McGraw-Hill, 2000.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.