Anne Fadiman
Kokuritsu Kokkai Toshokan (Japan)
United States. Congress. Senate. Committee on Labor and Human Resources.
United States. Bureau of the Census
Canada
United States. Congress. House. Committee on Appropriations
United States. Congress. Senate. Committee on Education and Labor.
United States. General Accounting Office
Canada. Dominion Bureau of Statistics.
Elizabeth Higginbotham
International Labour Office
United States. Congress. Senate. Committee on Human Resources.
United States. Congress. Senate. Committee to Audit and Control the Contingent Expenses
United States