Davis ? William Morris. (1954). Geographical essays. Dower Publications.
Chicagoスタイル(17版)引用形式Davis ? William Morris. Geographical Essays. New York,: Dower Publications, 1954.
MLA(9版)引用形式Davis ? William Morris. Geographical Essays. Dower Publications, 1954.
警告: この引用は必ずしも正確ではありません.