- Chinese Language Teachers Association (1)
- Council for Exceptional Children. Division on Autism and Developmental Disabilities (1)
- United States. Bureau of Foreign and Domestic Commerce (1)
- United States. Bureau of the Census (1)
- United States. Dept. of Commerce and Labor. Bureau of Statistics (1)
- United States. Dept. of the Treasury. Bureau of Statistics (1)
- no value (2)