Sharma, V. (1991). Remote sensing for land resource planning. Concept.
Chicagoスタイル(17版)引用形式Sharma, V.K. Remote Sensing for Land Resource Planning. New Delhi: Concept, 1991.
MLA(9版)引用形式Sharma, V.K. Remote Sensing for Land Resource Planning. Concept, 1991.
警告: この引用は必ずしも正確ではありません.