Dyfyniad APA

Ford, L. R. (1955). Differential equations (2nd.ed.). McGraw-hill.

Dyfyniad Arddull Chicago

Ford, Lester R. Differential Equations. 2nd.ed. New York: McGraw-hill, 1955.

Dyfyniad MLA

Ford, Lester R. Differential Equations. 2nd.ed. McGraw-hill, 1955.

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