Ross. (1984). Differential Equations. john & Wiley & Sons.
Dyfyniad Arddull ChicagoRoss. Differential Equations. john & Wiley & Sons, 1984.
Dyfyniad MLARoss. Differential Equations. john & Wiley & Sons, 1984.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.