Παραπομπή APA

K Bradley Penuel. (2013). Encyclopaedia of crisis management. Sage publishers.

Παραπομπή Chicago Style

K Bradley Penuel. Encyclopaedia of Crisis Management. California: Sage publishers, 2013.

Παραπομπή MLA

K Bradley Penuel. Encyclopaedia of Crisis Management. Sage publishers, 2013.