National Research Council (U.S.). Committee on Research Opportunities and Priorities for EPA. (1997). Building a foundation for sound environmental decisions. National Academy Press.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)National Research Council (U.S.). Committee on Research Opportunities and Priorities for EPA. Building a Foundation for Sound Environmental Decisions. Washington, D.C.: National Academy Press, 1997.
MLA -ийн эшлэл (9 дэх хэвлэлт)National Research Council (U.S.). Committee on Research Opportunities and Priorities for EPA. Building a Foundation for Sound Environmental Decisions. National Academy Press, 1997.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.