Christopherson, R. W. (1994). Applied physical geography: Geosystems in the laboratory. Macmillan.
Chicagoスタイル(17版)引用形式Christopherson, Robert W. Applied Physical Geography: Geosystems in the Laboratory. New York: Macmillan, 1994.
MLA(9版)引用形式Christopherson, Robert W. Applied Physical Geography: Geosystems in the Laboratory. Macmillan, 1994.
警告: この引用は必ずしも正確ではありません.