APA引文

Sharma, V. (1991). Remote sensing for land resource planning. Concept.

Chicago Style (17th ed.) Citation

Sharma, V.K. Remote Sensing for Land Resource Planning. New Delhi: Concept, 1991.

MLA引文

Sharma, V.K. Remote Sensing for Land Resource Planning. Concept, 1991.

警告：這些引文格式不一定是100％准確.