Cedric, D., C., Mateja, P.(2019).United Nations peace operations in a changing global order .Cham, Switzerland:Palgrave Macmillan.
Gaya MLA
Cedric, De, Coning,., Peter, Mateja."United Nations peace operations in a changing global order".Cham, Switzerland:Palgrave Macmillan,2019.Electronic Resource.