Book Reviews : From Collective Security to Preventive Diplomacy: Readings in International Organization and the Maintenance of Peace. Edited by JOEL LARUS. (New York : John Wiley & Sons,1966. Pp. xi,556. $6.95 cloth,$4.95 paper.)

Book Reviews : From Collective Security to Preventive Diplomacy: Readings in International Organization and the Maintenance of Peace. Edited by JOEL LARUS. (New York : John Wiley & Sons,1966. Pp. xi,556. $6.95 cloth,$4.95 paper.)