APA (7th ed.) Citation

Roberts, H. L. (1951). Rumania; political problems of an agrarian state. Yale University Press.

Chicago Style (17th ed.) Citation

Roberts, Henry L. Rumania; Political Problems of an Agrarian State. New Haven: Yale University Press, 1951.

MLA (9th ed.) Citation

Roberts, Henry L. Rumania; Political Problems of an Agrarian State. Yale University Press, 1951.