Duddin, M. K. (1995). Rural land resources. Hodder and Stoughton.
Chicagoスタイル(17版)引用形式Duddin, Martin K. Rural Land Resources. London: Hodder and Stoughton, 1995.
MLA(9版)引用形式Duddin, Martin K. Rural Land Resources. Hodder and Stoughton, 1995.
警告: この引用は必ずしも正確ではありません.