Styl cytowania APA

Bark, D. L. (1974). Agreement on Berlin: A study of the 1970 - 72 quadripartite negotiations. American Enterprise Inst. for Public Policy Research.

Styl cytowania Chicago

Bark, Dennis L. Agreement on Berlin: A Study of the 1970 - 72 Quadripartite Negotiations. Washington, DC: American Enterprise Inst. for Public Policy Research, 1974.

Styl cytowania MLA

Bark, Dennis L. Agreement on Berlin: A Study of the 1970 - 72 Quadripartite Negotiations. American Enterprise Inst. for Public Policy Research, 1974.