1. Draft supplement to the environmental impact statement for an amendment to the Pacific Northwest regional guide 1986
2. Final Regional Guide and Final Environmental Impact Statementfor the Pacific Northwest Region 1984
3. Red-cockaded Woodpecker Recovery Plan 1985
4. Principles of Animal Ecology 1949
5. ALLENDORF, F.W., ELECTROPHORETIC VARIATION IN LARGE MAMMALS .1. POLAR BEAR, THALARCTOS-MARITIMUS, HEREDITAS 91: 19 (1979).