APA引文

Barlow, P. M. (2002). Concepts for national assessment of water availability and use. US Geological Survey circular 1223.

Chicago Style Citation

Barlow, Paul M. "Concepts for National Assessment of Water Availability and Use." US Geological Survey Circular 1223 2002.

MLA引文

Barlow, Paul M. "Concepts for National Assessment of Water Availability and Use." US Geological Survey Circular 1223 2002.

警告：這些引文格式不一定是100％准確.