Gaya APA

Ullman, J, L, S, A, R, H. (1999). THE MORAL PURPOSE OF THE STATE (copyright 1999). NEW JERSEY: Princeton University Press.

Gaya MLA

Ullman, Jack, L., Snyder, And, Richard, H.. "THE MORAL PURPOSE OF THE STATE". copyright 1999 NEW JERSEY: Princeton University Press, 1999. Text.