Styl cytowania APA

Haas, E. B. (1986). Why we still need the United Nations: The collective management of international conflict ; 1945 - 1984. Inst. of Internat. Studies Univ. of California.

Styl cytowania Chicago

Haas, Ernst B. Why We Still Need the United Nations: The Collective Management of International Conflict ; 1945 - 1984. Berkeley: Inst. of Internat. Studies Univ. of California, 1986.

Styl cytowania MLA

Haas, Ernst B. Why We Still Need the United Nations: The Collective Management of International Conflict ; 1945 - 1984. Inst. of Internat. Studies Univ. of California, 1986.