Becker, C., Reisinger, H., Sinovets, P., & Smith Windsor, B. (2015). Ukraine and its neighbourhood: How to deal with aggressive Russia. NATO Defense College.
Chicago-Zitierstil (17. Ausg.)Becker, Caterina, Heidi Reisinger, Polina Sinovets, und Brooke Smith Windsor. Ukraine and Its Neighbourhood: How to Deal with Aggressive Russia. Rome: NATO Defense College, 2015.
MLA-Zitierstil (9. Ausg.)Becker, Caterina, et al. Ukraine and Its Neighbourhood: How to Deal with Aggressive Russia. NATO Defense College, 2015.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.