Description
| Item Description: | Revision of author's thesis (Ph. D.)--University of Pennsylvania, 1983.
Includes index.
Imprint under label reads: UMI Research Press. |
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| Physical Description: | viii, 112 p. : maps ; 24 cm. |
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| Bibliography: | Bibliography: p. [105]-108. |
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| ISBN: | 083571750X (alk. paper) |
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