Duff, G. F. D., & Naylor, D. (1966). Differential equations of applied mathematics. Wiley Eastern.
Dyfyniad Arddull ChicagoDuff, G F D., and D. Naylor. Differential Equations of Applied Mathematics. New York: Wiley Eastern, 1966.
Dyfyniad MLADuff, G F D., and D. Naylor. Differential Equations of Applied Mathematics. Wiley Eastern, 1966.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.