Citazione Stile APA (7a Edizione)

National Planning Association (U.S.) & Davidon, W. C. (1960). The Nth country problem and arms control. National Planning Association.

Citazione stile Chigago Style (17a edizione)

National Planning Association (U.S.) e William C. Davidon. The Nth Country Problem and Arms Control. Washington: National Planning Association, 1960.

Citatione MLA (8a ed.)

National Planning Association (U.S.) e William C. Davidon. The Nth Country Problem and Arms Control. National Planning Association, 1960.