Riggs, Robert E. et Mikletun, I. Jostein. Beyond Functionalism : Attitudes toward International Organization in Norway and the United States. Oslo-Minneapolis, Universitetsforlaget-University of Minnesota Press, 1979. 225 p. ISBN : 82-00-01866-0; 0-8166-0898-9. - Louthood, Louise (Études internationales, 1981)