APA استشهاد

Schmitt , K. (1972). Delay and functional differential equations and their applications. Academic press.

استشهاد بنمط شيكاغو

Schmitt , K. Delay and Functional Differential Equations and Their Applications. NewYork: Academic press, 1972.

MLA استشهاد

Schmitt , K. Delay and Functional Differential Equations and Their Applications. Academic press, 1972.