APA

Niebuhr R., . (1959). The structure of nations and empires: a study of the recurring patterns and problems of the political order in relation to the unique problems of the nuclear age. New York: Charles Scribner's Sons.

Chicago

Niebuhr Reinhold, . 1959. The structure of nations and empires: a study of the recurring patterns and problems of the political order in relation to the unique problems of the nuclear age. New York: Charles Scribner's Sons.

Harvard

Niebuhr R., . (1959). The structure of nations and empires: a study of the recurring patterns and problems of the political order in relation to the unique problems of the nuclear age. New York: Charles Scribner's Sons.

MLA

Niebuhr Reinhold, . The structure of nations and empires: a study of the recurring patterns and problems of the political order in relation to the unique problems of the nuclear age. New York: Charles Scribner's Sons. 1959.