Παραπομπή APA

Castillo, E. (2008). Functional Equations in Applied Sciences. Elsevier.

Παραπομπή Chicago Style

Castillo, Enrique. Functional Equations in Applied Sciences. Amsterdam: Elsevier, 2008.

Παραπομπή MLA

Castillo, Enrique. Functional Equations in Applied Sciences. Elsevier, 2008.