Johnson Space Center procurement : controls over payments to contractors should be strenghtened :
report to the Administrator, National Aeronautics and Space Administration /
United States General Accounting Office.

APA Citation

United States. General Accounting Office., United States. National Aeronautics and Space Administration. (1992). Johnson Space Center procurement : controls over payments to contractors should be strenghtened: report to the Administrator, National Aeronautics and Space Administration. Washington, D.C.: The Office .

MLA Citation

United States. General Accounting Office, and United States. National Aeronautics and Space Administration. Johnson Space Center Procurement : Controls Over Payments to Contractors Should Be Strenghtened: Report to the Administrator, National Aeronautics And Space Administration. Washington, D.C.: The Office , 1992.