Dyfyniad APA

Du Plessis, N. (1986). Theory and Problems of Partial Differential Equations. McGraw-Hill.

Dyfyniad Arddull Chicago

Du Plessis, Nicolaas. Theory and Problems of Partial Differential Equations. New York: McGraw-Hill, 1986.

Dyfyniad MLA

Du Plessis, Nicolaas. Theory and Problems of Partial Differential Equations. McGraw-Hill, 1986.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.