Johnson, D. (1967). Stream sculpture on the atlantic slope: A study in the evolution of appalachian rivers. Hafner.
シカゴスタイル引用形Johnson, Douglas. Stream Sculpture on the Atlantic Slope: A Study in the Evolution of Appalachian Rivers. New York: Hafner, 1967.
MLA引用形式Johnson, Douglas. Stream Sculpture on the Atlantic Slope: A Study in the Evolution of Appalachian Rivers. Hafner, 1967.
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