Styl cytowania APA

Weart, S. R. (1998). Never at war: Why democracies will not fight one another. Yale Univ. Press.

Styl cytowania Chicago

Weart, Spencer R. Never at War: Why Democracies Will Not Fight One Another. New Haven [u.a.]: Yale Univ. Press, 1998.

Styl cytowania MLA

Weart, Spencer R. Never at War: Why Democracies Will Not Fight One Another. Yale Univ. Press, 1998.