APA استشهاد

Kappel, F., & Schappacher, W. (1981). Abstract Cauchy problems and functional differential equations. Pitman Pub..

استشهاد بنمط شيكاغو

Kappel, F,ed, و Wilhelm Schappacher. Abstract Cauchy Problems and Functional Differential Equations. Boston: Pitman Pub., 1981.

MLA استشهاد

Kappel, F,ed, و Wilhelm Schappacher. Abstract Cauchy Problems and Functional Differential Equations. Pitman Pub., 1981.