Cita APA (7a ed.)

Rovine, A. W. (1970). The first fifty years: The Secretary-General in world politics, 1920-1970. A.W. Sijthoff.

Cita Chicago Style (17a ed.)

Rovine, Arthur W. The First Fifty Years: The Secretary-General in World Politics, 1920-1970. Leyden: A.W. Sijthoff, 1970.

Cita MLA (9a ed.)

Rovine, Arthur W. The First Fifty Years: The Secretary-General in World Politics, 1920-1970. A.W. Sijthoff, 1970.