共 50 条
- [3] SAFEGUARDING KENTUCKY'S NATURAL RESOURCES [J]. PUBLIC ADMINISTRATION REVIEW, 1949, 9 (03) : 211 - 218
- [4] Safeguarding Kentucky's Natural Resources [J]. AMERICAN POLITICAL SCIENCE REVIEW, 1949, 43 (02) : 379 - 381
- [6] SAFEGUARDING OUR NATIONS WATER-RESOURCES [J]. AGRICULTURAL ENGINEERING, 1986, 67 (06): : 38 - 38
- [8] Managing China's water resources [J]. ENVIRONMENTAL SCIENCE & TECHNOLOGY, 2000, 34 (09) : 218A - +