APA (7th ed.) Citation

Koop, J. (1968). Plowshare and the nonproliferation treaty. Orbis. - publ. by the Foreign Policy Research Institute of the University of Pennsylvania.

Chicago Style (17th ed.) Citation

Koop, Jacob. "Plowshare and the Nonproliferation Treaty." Orbis. - Publ. by the Foreign Policy Research Institute of the University of Pennsylvania 1968.

MLA (8th ed.) Citation

Koop, Jacob. "Plowshare and the Nonproliferation Treaty." Orbis. - Publ. by the Foreign Policy Research Institute of the University of Pennsylvania, 1968.