Styl cytowania APA

Harries, O. E. (1991). America`s purpose: New visions of U.S. foreign policy.

Styl cytowania Chicago

Harries, Owen; Ed. America`s Purpose: New Visions of U.S. Foreign Policy. New Delhi, Macmillan India, 1991.

Styl cytowania MLA

Harries, Owen; Ed. America`s Purpose: New Visions of U.S. Foreign Policy. 1991.