American Society of Agrucltural Engineering, Brakensiek, D., Haan, C. T., & Johnson, H. (1982). Hydrologic modeling of small watersheds. American Society of Agricultural Engineers.
Dyfyniad Arddull ChicagoAmerican Society of Agrucltural Engineering, D.L Brakensiek, Charles Thomas Haan, and H.P Johnson. Hydrologic Modeling of Small Watersheds. St. Joseph, Mich: American Society of Agricultural Engineers, 1982.
Dyfyniad MLAAmerican Society of Agrucltural Engineering, et al. Hydrologic Modeling of Small Watersheds. American Society of Agricultural Engineers, 1982.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.