Παραπομπή APA

Medcalf, J. (2006). NATO: A beginner's guide. Oneworld Publications.

Παραπομπή Chicago Style

Medcalf, Jennifer. NATO: A Beginner's Guide. Oxford: Oneworld Publications, 2006.

Παραπομπή MLA

Medcalf, Jennifer. NATO: A Beginner's Guide. Oneworld Publications, 2006.