APA Citatie

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

Chicago Style citaat

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

MLA citatie

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

Let op: Deze citaties zijn niet altijd 100% accuraat.