The Allegheny River : watershed of the nation

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Bibliographic Details
Main Author: Schafer, Jim
Other Authors: Sajna, Mike
Format: Book
Language:English
Published: University Park, Pa. : Pennsylvania State University Press, c1992.
Subjects:
Item Description: "A Keystone book."
Physical Description: xii, 304 p. : ill. (some col.) ; 29 cm.
Bibliography: Includes bibliographical references (p. [303]-304).
ISBN: 0271008369 (alk. paper)