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- [6] Fish and Wildlife Service response to changing times TRANSACTIONS OF THE SIXTY-THIRD NORTH AMERICAN WILDLIFE AND NATURAL RESOURCES CONFERENCE, 1998, 63 : 27 - 31
- [7] THE FISH AND WILDLIFE SERVICE A SUMMARY OF RECENT WORK SCIENTIFIC MONTHLY, 1947, 65 (03): : 181 - 198
- [10] RIVER DEVELOPMENT PROGRAMS AND THEIR RELATIONSHIP TO FISH AND WILDLIFE RESOURCES JOURNAL OF WILDLIFE MANAGEMENT, 1948, 12 (01): : 96 - 104