APA ציטוט

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.

ציטוט MLA

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