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1 - 3 of 3 resultsSearch results for "virtually unchanged"
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1997
1997
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The Whole Truth About Contraception: A Guide to Safe and Effective Choices (1997)
Beverly Winikoff; Suzanne Wymelenberg
Health and Medicine
Consensus Study Report
Contaminated Sediments in Ports and Waterways: Cleanup Strategies and Technologies (1997)
Division on Engineering and Physical Sciences; Marine Board; Commission on Engineering and Technical Systems
Earth Sciences | Environment and Environmental Studies
Consensus Study Report
The New Americans: Economic, Demographic, and Fiscal Effects of Immigration (1997)
National Research Council; Division of Behavioral and Social Sciences and Education; Committee on Population; Panel on the Demographic and Economic Impacts of Immigration; James P. Smith and Barry Edmonston, Editors
Behavioral and Social Sciences