Dyfyniad APA

National Research Council (U.S.). Committee on American River Flood Frequencies. (1999). Improving American River flood frequency analyses. National Academy Press.

Dyfyniad Arddull Chicago

National Research Council (U.S.). Committee on American River Flood Frequencies. Improving American River Flood Frequency Analyses. Washington, D.C.: National Academy Press, 1999.

Dyfyniad MLA

National Research Council (U.S.). Committee on American River Flood Frequencies. Improving American River Flood Frequency Analyses. National Academy Press, 1999.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.