James Westervelt. (2001). Simultation modeling for watershed management. Springer.
Dyfyniad Arddull ChicagoJames Westervelt. Simultation Modeling for Watershed Management. New York: Springer, 2001.
Dyfyniad MLAJames Westervelt. Simultation Modeling for Watershed Management. Springer, 2001.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.