Research methods for the beginner; a manual for the outdoor biologist on procedures in planning, performing, analyzing, and writing the results of an investigation von Kelker, George Hills

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Appraisal of Ideas Advanced by Aldo Leopold Thirty Years Ago von Kelker, George Hills

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A Course in "Winter Woodcraft" von Kelker, George Hills

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A Winter Wildlife Census in Northeastern Wisconsin von Kelker, George Hills

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The State-Sportsman-Landowner Triangle von Kelker, George Hills

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Insect Food of Skunks von Kelker, George Hills

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Computing the Rate of Increase for Deer von Kelker, George Hills

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Simplifying the Calculation of Differential Survival of Age-Classes von Kelker, George H., Hanson, William R.

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A Style Manual for Technical Writers and Editors von Kelker, George H.

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General Notes von Mohr, Carl, Jewett, Stanley G., Jackson, Hartley H. T., Miller, Frederic W., van Hyning, O. C., Tomkins, Ivan R., Miller, F. W., Landberg, R. L., Seton, Ernest Thompson, Kelker, George, Mossman, H. W., Howell, Arthur H., Mailliard, Joseph, Moore, Wm. H., Cook, Harold J.

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General Notes von Mohr, Carl, Jewett, Stanley G., Hartley H. T. Jackson, Miller, Frederic W., van Hyning, O. C., Tomkins, Ivan R., Miller, F. W., Landberg, R. L., Seton, Ernest Thompson, Kelker, George, Mossman, H. W., Howell, Arthur H., Mailliard, Joseph, Wm. H. Moore, Cook, Harold J.

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