Abler, R. (1975). Human geography in a shrinking world. Duxbury Press.
Chicagoスタイル(17版)引用形式Abler, Ronald. Human Geography in a Shrinking World. North Scituate, Mass: Duxbury Press, 1975.
MLA(9版)引用形式Abler, Ronald. Human Geography in a Shrinking World. Duxbury Press, 1975.
警告: この引用は必ずしも正確ではありません.