Spassov, S. (2014). SEE*ing european security architecture. National Defence Academy.
Citazione stile Chigago Style (17a edizione)Spassov, Svetoslav. SEE*ing European Security Architecture. Vienna: National Defence Academy, 2014.
Citatione MLA (9a ed.)Spassov, Svetoslav. SEE*ing European Security Architecture. National Defence Academy, 2014.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.