The Allegheny River : watershed of the nation /
| Main Author: | |
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| Other Authors: | |
| Format: | Book |
| Language: | English |
| Published: |
University Park, Pa. :
Pennsylvania State University Press,
[1992]
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| Subjects: |
| Item Description: | "A Keystone book." |
|---|---|
| Physical Description: | xii, 304 pages : illustrations (some color) ; 29 cm. |
| Bibliography: | Includes bibliographical references (pages [303]-304). |
| ISBN: | 0271008369 (alk. paper) |