Cita APA (7a ed.)

Brookings Institution, Washington, D,C. International Studies Group, & Opie, R. (1951). The search for peace settlements. s.n.

Cita Chicago Style (17a ed.)

Brookings Institution, Washington, D,C. International Studies Group, y Redvers Opie. The Search for Peace Settlements. Washington: s.n, 1951.

Cita MLA (9a ed.)

Brookings Institution, Washington, D,C. International Studies Group, y Redvers Opie. The Search for Peace Settlements. s.n, 1951.