Ruth, L. C. (2000). Design standards for children's environments. McGraw-Hill.
Chicago Style (17. basım) AtıfRuth, Linda Cain. Design Standards for Children's Environments. New York: McGraw-Hill, 2000.
MLA (9th ed.) AtıfRuth, Linda Cain. Design Standards for Children's Environments. McGraw-Hill, 2000.
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