Fitzgibbon, W. E., Fitzgibbon, W. E., & Walker, H. F. (1977). Nonlinear diffusion. Pitman.
Dyfyniad Arddull ChicagoFitzgibbon, W. E.ed, W. E. Fitzgibbon, and Homer Franklin Walker. Nonlinear Diffusion. London ; San Francisco: Pitman, 1977.
Dyfyniad MLAFitzgibbon, W. E.ed, et al. Nonlinear Diffusion. Pitman, 1977.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.