Prasad, P., & Renuka Ravindran. (1996). Partial differential equations. New Age.
Dyfyniad Arddull ChicagoPrasad, Phoolan, and Renuka Ravindran. Partial Differential Equations. New Delhi: New Age, 1996.
Dyfyniad MLAPrasad, Phoolan, and Renuka Ravindran. Partial Differential Equations. New Age, 1996.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.