SHORT, John Rennie. Geopolitics : Making Sense of a Changing World. Lanham : Rowman & Littlefield, 2022. e-book 361 s. Dostupné na : <https://search.ebscohost.com/login.aspx?direct=true&db=nlebk&AN=2996541&lang=sk&site=ehost-live> ISBN 9781538135402.