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Description: |
v, 45 pages, 2 unnumbered leaves of plates : illustrations (some color) ; 23 cm. |
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Bibliography Note: |
Includes bibliographical references (pages 44-45). |
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Additional Physical Forms: |
Online version: O'Brien, G. Patrick. Study of the Mexican duck (Anas diazi) in southeastern Arizona. Phoenix : Arizona Game and Fish Dept., 1975 (OCoLC)930367976 |