Bullard, R. K. (1983). Abandoned land in Thurrock: An application of remote sensing. North East London Polytechnic, Department of Land Surveying.
Chicagoスタイル(17版)引用形式Bullard, R. K. Abandoned Land in Thurrock: An Application of Remote Sensing. [Dagenham]: North East London Polytechnic, Department of Land Surveying, 1983.
MLA(9版)引用形式Bullard, R. K. Abandoned Land in Thurrock: An Application of Remote Sensing. North East London Polytechnic, Department of Land Surveying, 1983.
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