Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Hakim, S., & Blackstone, E. A. (2009). Safeguarding Homeland Security: Governors and Mayors Speak Out. Springer New York.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), Simon Hakim, και Erwin A. Blackstone. Safeguarding Homeland Security: Governors and Mayors Speak Out. New York, NY: Springer New York, 2009.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. Safeguarding Homeland Security: Governors and Mayors Speak Out. Springer New York, 2009.