Lundgreen-Nielsen, K. (1980) “Paul Preston: The Coming of thc Spanish Civil War. Reform, Reaction and Revolution in the Second Republic 1931-36. London, Macmillan 1978. 264 s.”, Historisk Tidsskrift, 140. Tilgængelig hos: https://tidsskrift.dk/historisktidsskrift/article/view/52339 (Set: 21oktober2019).