Tolong jelaskan mengenai Squadrismo dari Italo Balbo dalam bahasa melayu

Di Scala, Spencer. Italy: From Revolution to Republic, 1700 to the Present. Boulder, CO: Westview Press, 2004. ISBN 0-8133-4176-0

Kelly, Saul. The Lost Oasis: The Desert War and the Hunt for Zerzura. Westview Press, 2002. ISBN 0-7195-6162-0 (HC)

Smith, Denis Mack. Italy: A Modern History. Ann Arbor, MI: University of Michigan Press, 1959. Library of Congress Catalog Card No. 59-62503

Taylor, Blaine. Fascist Eagle: Italy's Air Marshal Italo Balbo. Montana: Pictorial Histories Publishing Company, 1996. ISBN 1-57510-012-6