NPA Data Services. (1985). An Atlas of the U.S. economic growth, 1967-2000: County employment : percentage growth : total change : size in 2000 (Scales differ.). NPA Data Services.
Chicago Style (17th ed.) CitationNPA Data Services. An Atlas of the U.S. Economic Growth, 1967-2000: County Employment : Percentage Growth : Total Change : Size in 2000. Scales differ. Washington, D.C.: NPA Data Services, 1985.
MLA (9th ed.) CitationNPA Data Services. An Atlas of the U.S. Economic Growth, 1967-2000: County Employment : Percentage Growth : Total Change : Size in 2000. Scales differ. NPA Data Services, 1985.
Warning: These citations may not always be 100% accurate.