pioneering waterfowl management in North America Hawkins, A. S. (Arthur S.) U.S. Fish and Wildlife Service text dcu Washington, D.C Fish and Wildlife Service 1984 monographic eng

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xix, 517 p. ill., maps (some col.) edited by A.S. Hawkins ... [et al.] Includes index. Waterfowl management North America I 49.2:F 67 I 49.2:F 67 gp 84019572 024-010-00653-6 GPO 840629 20160527185012.0 11998