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Description: |
vi, 28 pages illustrations 29 cm. |
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Bibliography Note: |
Includes bibliographical references (pages 27-28). |
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Other Forms: |
Online version available via World Wide Web. |
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Additional Physical Forms: |
Online version: Sloan, Charles E., 1930- Ground-water hydrology of prairie potholes in North Dakota. Washington, U.S. Govt. Print. Off., 1972 (OCoLC)965812070 |