Civil war & civil peace : libertarian Aragon 1936-37 /Anarchosyndicalism, libertarian communism and the state : the CNT in Zaragoza and Aragon, 1930-1937 /Anarchosyndicalism, libertarian communism and the state : the CNT in Zaragoza and Aragon, 1930-1937 /Anarcosindicalismo y estado en Aragón: 1930-1938 /