Goh Cheng Leong & Sundaram, D. (1980). Practical geography. Oxford University Press.
Chicagoスタイル(17版)引用形式Goh Cheng Leong , Dickson Sundaram. Practical Geography. Kuala Lumpur: Oxford University Press, 1980.
MLA(9版)引用形式Goh Cheng Leong , Dickson Sundaram. Practical Geography. Oxford University Press, 1980.
警告: この引用は必ずしも正確ではありません.