Styl cytowania APA

Hoffmann, E. P. (1984). The Soviet Union in the 1980s. Acad. of Political Science.

Styl cytowania Chicago

Hoffmann, Erik P. The Soviet Union in the 1980s. New York: Acad. of Political Science, 1984.

Styl cytowania MLA

Hoffmann, Erik P. The Soviet Union in the 1980s. Acad. of Political Science, 1984.