Columbia Encyclopedia Vol - IV : Mussolini - Sea Squirt - Bridgwater, William; Kurtz, Seymour; Bridgwater, William, Kurtz, Seymour (Columbia University Press, New York, 1965)
Keywords: Reference; Reference,Columbia,Encyclopedia,Vol.4,Mussolini,Sea,Squirt,National,Parks,Monuments,Nobel,Prizes,Pottery,Physics,Plants,Polar,Power,Ports,Russia,Religion,Rockets,World