Schumm, S. A. (1972). River morphology. Stroudsburg, Pennsylvania : Dowden, Hutchinson and Ross.
Chicagoスタイル(17版)引用形式Schumm, Stanley A. River Morphology. Stroudsburg, Pennsylvania : Dowden, Hutchinson and Ross, 1972.
MLA(9版)引用形式Schumm, Stanley A. River Morphology. Stroudsburg, Pennsylvania : Dowden, Hutchinson and Ross, 1972.
警告: この引用は必ずしも正確ではありません.